{"title":"AAAA Charger","description":"\u003cdetails\u003e\n  \u003csummary style=\"font-weight: bold; cursor: pointer; color: #00917A; font-size: 18px; margin-bottom: 10px;\"\u003e\n    📖 Click to view full specifications, comparison \u0026amp; safety guide\n  \u003c\/summary\u003e\n  \u003cdiv style=\"margin-top: 10px; line-height: 1.6;\"\u003e\n    \u003ch2\u003eAAAA Charger – Dedicated Chargers for Ultra-Compact Cylindrical Cells, Precision \u0026amp; Safe Charging for Precision Devices\u003c\/h2\u003e\n    \u003cp\u003eWelcome to our \u003cstrong\u003eAAAA Charger\u003c\/strong\u003e collection. The AAAA battery (approx. 7.5–8.5mm diameter × 40–42.5mm length) is one of the slimmest cylindrical battery formats—narrower and shorter than the common AAA cell. Due to its extremely compact dimensions, the AAAA battery is primarily used in precision instruments such as \u003cstrong\u003eSurface Pen styluses, active capacitive pens, hearing aids, laser pointers, mini flashlights, Bluetooth headsets, glucose meters, and other portable medical devices\u003c\/strong\u003e. Mainstream rechargeable AAAA batteries utilize \u003cstrong\u003eNickel-Metal Hydride (NiMH)\u003c\/strong\u003e chemistry, featuring a nominal voltage of \u003cstrong\u003e1.2V\u003c\/strong\u003e with typical capacities around \u003cstrong\u003e300mAh–400mAh\u003c\/strong\u003e. With the proliferation of regulated lithium technology, some brands have also introduced \u003cstrong\u003e1.5V regulated Li-ion AAAA batteries\u003c\/strong\u003e, offering higher energy density and more stable voltage output for enhanced precision device performance.\u003c\/p\u003e\n    \u003cp\u003eDue to the AAAA battery's ultra-slim diameter (~8mm, about 2.5mm narrower than AAA), many chargers labeled \"compatible with AAA\/AA\" lack sufficient clamping range in their bays, resulting in \u003cstrong\u003eunstable contact or complete inability to fit AAAA cells\u003c\/strong\u003e. Therefore, selecting a charger that \u003cstrong\u003eexplicitly supports AAAA size and features adjustable sliders or spring-clamp designs\u003c\/strong\u003e is essential. This collection features high-quality chargers from global professional brands like XTAR and Nitecore that are explicitly compatible with AAAA cells—ranging from single-bay portable chargers to multi-bay digital chargers—ensuring your AAAA batteries are recharged in the \u003cstrong\u003esafest, most efficient, and most precise\u003c\/strong\u003e manner.\u003c\/p\u003e\n\n    \u003ch3\u003eAAAA Battery Key Specifications\u003c\/h3\u003e\n    \u003ctable style=\"border-collapse: collapse; width: 100%; border: 1px solid #e0e0e0; margin-bottom: 20px;\"\u003e\n      \u003cthead\u003e\n        \u003ctr style=\"background-color: #f8f9fa;\"\u003e\n          \u003cth style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eParameter\u003c\/th\u003e\n          \u003cth style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eNiMH\u003c\/th\u003e\n          \u003cth style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e1.5V Regulated Li-ion\u003c\/th\u003e\n        \u003c\/tr\u003e\n      \u003c\/thead\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e\u003cstrong\u003eNominal Voltage\u003c\/strong\u003e\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e1.2V\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e1.5V (regulated output)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e\u003cstrong\u003eFull Charge Voltage\u003c\/strong\u003e\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e1.45V–1.5V\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e4.2V (internal cell) \/ 1.5V (output)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e\u003cstrong\u003eTypical Capacity\/Energy\u003c\/strong\u003e\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e300mAh – 400mAh\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e~300mAh–450mAh (equiv.)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e\u003cstrong\u003eDimensions (Dia. × Length)\u003c\/strong\u003e\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e~7.5–8.5mm × 40–42.5mm\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e~8mm × 42mm\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e\u003cstrong\u003eRecommended Charge Current\u003c\/strong\u003e\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e0.1A – 0.2A\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e0.1A – 0.2A\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e\u003cstrong\u003eCycle Life\u003c\/strong\u003e\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e500–1,200 cycles\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e1,000+ cycles\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e\u003cstrong\u003eTypical Applications\u003c\/strong\u003e\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eStyluses, hearing aids, laser pointers\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003ePremium styluses, precision medical devices\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n\n    \u003ch3\u003eCore Advantages of AAAA Chargers\u003c\/h3\u003e\n    \u003cul\u003e\n      \u003cli\u003e\n\u003cstrong\u003eExplicit AAAA Size Compatibility with Secure Fit:\u003c\/strong\u003e AAAA cells measure only ~8mm in diameter and ~42mm in length. Chargers in this collection are \u003cstrong\u003eexplicitly labeled as supporting AAAA size\u003c\/strong\u003e and feature adjustable sliders or spring-loaded negative terminals to securely hold these ultra-slim cells, preventing charging interruptions or high contact resistance. Confirmed AAAA-compatible chargers include: \u003cstrong\u003eXTAR VC8\u003c\/strong\u003e (explicitly supports AAAA NiMH), \u003cstrong\u003eXTAR MC4S\u003c\/strong\u003e (compatible with AAAA size), \u003cstrong\u003eNitecore Ci2\u003c\/strong\u003e (supports Ni-MH\/Ni-Cd AAAA), \u003cstrong\u003eNitecore UM4\u003c\/strong\u003e (supports AAAA), \u003cstrong\u003eNitecore NEW i4\u003c\/strong\u003e (supports AAAA), and \u003cstrong\u003eNitecore D4\u003c\/strong\u003e (supports AAAA).\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eMulti-Chemistry Auto-Detection \u0026amp; Compatibility:\u003c\/strong\u003e Chargers in this collection generally support automatic detection of multiple chemistries including \u003cstrong\u003e1.2V NiMH, 1.5V regulated Li-ion, 3.2V LiFePO₄, and 3.7V Li-ion\u003c\/strong\u003e. Models like the XTAR BC8 are specifically designed for mixed charging of 1.5V Li-ion and 1.2V NiMH batteries, with each slot independently detecting battery type and matching the optimal charging profile. The XTAR MX8 smart charger breaks through traditional compatibility barriers, fully supporting mainstream battery models—from everyday AA\/AAA NiMH or lithium cells to professional-grade 3.6V\/3.7V Li-ion batteries.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003ePrecision Low-Current Charging:\u003c\/strong\u003e AAAA cells have small capacities (~300mAh–400mAh) and are particularly sensitive to charging current, with recommended currents of 0.1A–0.2A. These chargers support \u003cstrong\u003eadaptive or manually adjustable currents\u003c\/strong\u003e to prevent damage from excessive current. The XTAR VC8 supports \u003cstrong\u003eselectable current settings of 0.5A\/1A\/2A\/3A\u003c\/strong\u003e. The Nitecore D4 automatically charges at 375mA when all four slots are occupied, suitable for small-capacity cells.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eCC\/CV \u0026amp; -ΔV Smart Charging Management:\u003c\/strong\u003e Utilizes constant-current\/constant-voltage (CC\/CV) charging profiles for lithium cells and -ΔV termination for NiMH cells. Controlled by built-in microprocessors (MCU), the charger automatically detects battery status and precisely controls charging current and cut-off voltage. Typical cut-off accuracy reaches \u003cstrong\u003e4.2V ±0.05V (Li-ion) or 1.45V–1.5V (NiMH)\u003c\/strong\u003e, automatically terminating upon full charge to prevent overcharging and maximize cycle life.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eMultiple Safety Protections:\u003c\/strong\u003e Built-in protections against \u003cstrong\u003eovercharge, over-discharge, overcurrent, short-circuit, reverse polarity, and overheat\u003c\/strong\u003e ensure comprehensive charging safety. Most products feature \u003cstrong\u003eABS\/PC fire-retardant housing\u003c\/strong\u003e and are certified to \u003cstrong\u003eCE, FCC, and RoHS\u003c\/strong\u003e international safety standards.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eIndependent Charging Channels:\u003c\/strong\u003e Multi-bay chargers feature independently controlled channels, allowing simultaneous charging of different battery sizes and chemistries—mix AAAA, AAA, AA, 18650, and other cell sizes without interference. The Nitecore D4 features 4 independently controlled charging slots that do not interfere with one another. The XTAR VC8 supports up to 8 cells charging simultaneously with mixed chemistries.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eLCD Display \u0026amp; Advanced Features:\u003c\/strong\u003e Mid-to-high-end models feature high-definition LCD screens displaying real-time \u003cstrong\u003echarging voltage, charging current, accumulated capacity, and internal resistance\u003c\/strong\u003e. The Nitecore D4 features a built-in HD LCD display showing real-time charging parameters and progress, with side buttons for manually switching between slots and parameters. The XTAR VC8 supports \u003cstrong\u003ecapacity testing (Grading mode), storage mode, and 0V activation\u003c\/strong\u003e for over-discharged batteries—ideal for battery pack assembly and performance analysis.\u003c\/li\u003e\n    \u003c\/ul\u003e\n\n    \u003ch3\u003eAAAA Charger (Explicitly Compatible) vs. Standard AA\/AAA Charger\u003c\/h3\u003e\n    \u003ctable style=\"border-collapse: collapse; width: 100%; border: 1px solid #e0e0e0; margin-bottom: 20px;\"\u003e\n      \u003cthead\u003e\n        \u003ctr style=\"background-color: #f8f9fa;\"\u003e\n          \u003cth style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eParameter\u003c\/th\u003e\n          \u003cth style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e\u003cstrong\u003eAAAA Charger (Explicitly Compatible, This Collection)\u003c\/strong\u003e\u003c\/th\u003e\n          \u003cth style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eStandard AA\/AAA Charger\u003c\/th\u003e\n        \u003c\/tr\u003e\n      \u003c\/thead\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e\u003cstrong\u003eSize Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e✅ Explicitly supports AAAA, secure grip\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e⚠️ Mostly AA\/AAA only; cannot grip AAAA\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e\u003cstrong\u003eCharge Current Adaptation\u003c\/strong\u003e\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eSupports low currents down to 0.1A–0.3A\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eTypically starts at 0.5A; too high for AAAA\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e\u003cstrong\u003eChemistry Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eNiMH \/ 1.5V Li-ion \/ LiFePO₄ \/ 3.7V Li-ion\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eOften single-chemistry (NiMH-only or Li-ion-only)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e\u003cstrong\u003eIndependent Mixed Charging\u003c\/strong\u003e\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e✅ Per-slot independent detection, mixed sizes\/chemistries\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003ePartially supported, but size limited\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e\u003cstrong\u003eAdvanced Features\u003c\/strong\u003e\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eCapacity test, IR detection, 0V activation, storage mode\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eBasic charging functions\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e\u003cstrong\u003eRecommended For\u003c\/strong\u003e\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eAAAA battery users, mixed size\/chemistry users\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eAA\/AAA-only users\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n\n    \u003ch3\u003ePopular AAAA Charger Models – Quick Reference\u003c\/h3\u003e\n    \u003ctable style=\"border-collapse: collapse; width: 100%; border: 1px solid #e0e0e0; margin-bottom: 20px;\"\u003e\n      \u003cthead\u003e\n        \u003ctr style=\"background-color: #f8f9fa;\"\u003e\n          \u003cth style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eCategory\u003c\/th\u003e\n          \u003cth style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eModel\u003c\/th\u003e\n          \u003cth style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eBays\u003c\/th\u003e\n          \u003cth style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eCharge Current\u003c\/th\u003e\n          \u003cth style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eFeatures\u003c\/th\u003e\n        \u003c\/tr\u003e\n      \u003c\/thead\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e\u003cstrong\u003e8-Bay Analyzer Charger\u003c\/strong\u003e\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eXTAR VC8\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e8\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e0.5A–3A (selectable)\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eExplicitly supports AAAA NiMH, capacity test, IR detection, 0V activation\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e\u003cstrong\u003e4-Bay Desktop Charger\u003c\/strong\u003e\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eXTAR MC4S\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e4\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eUp to 1A\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eExplicitly compatible with AAAA, 5V input, independent channels\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e\u003cstrong\u003e8-Bay Mixed Charger\u003c\/strong\u003e\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eXTAR BC8\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e8\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e0.5A\/slot\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eFirst 8-bay charger for AA\/AAA Li-ion and NiMH, smart termination\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e\u003cstrong\u003e2-Bay Portable\u003c\/strong\u003e\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eNitecore Ci2\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e2\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eUp to 3A (single bay)\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eUSB-C input, QC\/PD fast charge, supports Ni-MH\/Ni-Cd AAAA\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e\u003cstrong\u003e4-Bay Smart Charger\u003c\/strong\u003e\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eNitecore D4\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e4\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e375mA×4 \/ 750mA×2\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eIndependent channels, HD LCD, Li-ion\/LiFePO₄\/NiMH AAAA\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e\u003cstrong\u003e4-Bay Smart Charger\u003c\/strong\u003e\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eNitecore NEW i4\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e4\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eUp to 1.5A\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eACD dynamic current distribution, explicitly supports AAAA, LED indicators\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e\u003cstrong\u003e4-Bay Fast Charger\u003c\/strong\u003e\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eNitecore UM4\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e4\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eUp to 1.5A\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eQC2.0 fast charge, USB input, supports AAAA\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e\u003cstrong\u003e8-Bay Smart Charger\u003c\/strong\u003e\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eXTAR MX8\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e8\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eAuto-adaptive\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eFully supports AA\/AAA NiMH\/Li-ion \u0026amp; 3.7V Li-ion, LCD display\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n\n    \u003ch3\u003eTypical Specifications Range (AAAA Chargers)\u003c\/h3\u003e\n    \u003ctable style=\"border-collapse: collapse; width: 100%; border: 1px solid #e0e0e0; margin-bottom: 20px;\"\u003e\n      \u003cthead\u003e\n        \u003ctr style=\"background-color: #f8f9fa;\"\u003e\n          \u003cth style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eParameter\u003c\/th\u003e\n          \u003cth style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eTypical Range\u003c\/th\u003e\n        \u003c\/tr\u003e\n      \u003c\/thead\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e\u003cstrong\u003eInput Power\u003c\/strong\u003e\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eUSB 5V \/ Type-C \/ QC2.0 \/ QC3.0 \/ DC 12V\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e\u003cstrong\u003eCharge Cutoff Voltage\u003c\/strong\u003e\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e4.2V ±0.05V (Li-ion) \/ 3.65V (LiFePO₄) \/ 1.45V–1.5V (NiMH)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e\u003cstrong\u003eCharge Current Range\u003c\/strong\u003e\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e0.1A – 3A (adjustable\/adaptive)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e\u003cstrong\u003eSupported Cell Sizes\u003c\/strong\u003e\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eAAAA \/ AAA \/ AA \/ A \/ C \/ D \/ 10440 \/ 14500 \/ 18650 \/ 21700 \/ 26650, etc.\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e\u003cstrong\u003eProtection Features\u003c\/strong\u003e\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eOvercharge, over-discharge, overcurrent, short-circuit, reverse polarity, overheat\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e\u003cstrong\u003eDisplay Type\u003c\/strong\u003e\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eLED indicators \/ LCD digital display\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e0°C – 40°C\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n\n    \u003ch3\u003eTypical Applications\u003c\/h3\u003e\n    \u003ctable style=\"border-collapse: collapse; width: 100%; border: 1px solid #e0e0e0; margin-bottom: 20px;\"\u003e\n      \u003cthead\u003e\n        \u003ctr style=\"background-color: #f8f9fa;\"\u003e\n          \u003cth style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eApplication Scenario\u003c\/th\u003e\n          \u003cth style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eRecommended Charger\u003c\/th\u003e\n          \u003cth style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eWhy\u003c\/th\u003e\n        \u003c\/tr\u003e\n      \u003c\/thead\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eTravel \/ on-the-go charging for AAAA stylus\/hearing aid cells\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e2-bay USB portable (Nitecore Ci2)\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eUltra-compact, USB plug-and-charge, supports NiMH AAAA\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eDaily home use, charging 1–4 AAAA cells\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e4-bay smart charger (Nitecore D4)\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eIndependent channels, HD LCD, low-current charging for AAAA\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eMulti-device user; charge AAAA, AAA, AA, 18650 together\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e8-bay analyzer charger (XTAR VC8)\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eExplicitly supports AAAA, 8 independent channels, one charger does it all\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eMixed charging of 1.5V Li-ion AAAA and 1.2V NiMH\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e8-bay mixed charger (XTAR BC8 \/ MX8)\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eSpecifically designed for mixed 1.5V Li-ion and 1.2V NiMH charging\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eNeed capacity \u0026amp; IR testing for cell matching\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e8-bay analyzer charger (XTAR VC8)\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eCapacity test, IR detection, 0V activation for precise matching\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eDesktop multi-size centralized charging\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e4-bay desktop charger (XTAR MC4S)\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eExplicitly compatible with AAAA, supports A\/AA\/AAA\/C\/D\/18650\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n\n    \u003ch3\u003eHow to Choose the Right AAAA Charger?\u003c\/h3\u003e\n    \u003ctable style=\"border-collapse: collapse; width: 100%; border: 1px solid #e0e0e0; margin-bottom: 20px;\"\u003e\n      \u003cthead\u003e\n        \u003ctr style=\"background-color: #f8f9fa;\"\u003e\n          \u003cth style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eYour Requirement\u003c\/th\u003e\n          \u003cth style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eRecommended Type\u003c\/th\u003e\n          \u003cth style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eSuggested Model\u003c\/th\u003e\n        \u003c\/tr\u003e\n      \u003c\/thead\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eI only charge AAAA NiMH cells and want simplicity \u0026amp; reliability\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e2\/4-bay smart charger\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eNitecore Ci2, Nitecore D4\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eI need to mix charge AAAA NiMH and 1.5V Li-ion batteries\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e8-bay mixed charger\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eXTAR BC8, XTAR MX8\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eI have multiple cell sizes (AAAA\/AAA\/AA\/18650) and need one universal charger\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e8-bay analyzer charger\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eXTAR VC8\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eI want real-time charging data monitoring and battery health insights\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e4-bay smart charger (with LCD)\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eNitecore D4\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eI need to test capacity and IR for cell matching\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e8-bay analyzer charger\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eXTAR VC8\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eI need desktop centralized charging with multi-size compatibility\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e4-bay desktop charger\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eXTAR MC4S\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eI need bulk quantities or custom charging solutions\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003eContact our sales team\u003c\/td\u003e\n          \u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; text-align: left; vertical-align: middle;\"\u003e—\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n\n    \u003ch3\u003e⚠️ AAAA Charger Safety Guidelines\u003c\/h3\u003e\n    \u003cul\u003e\n      \u003cli\u003e\n\u003cstrong\u003eVerify Explicit AAAA Size Compatibility:\u003c\/strong\u003e AAAA cells measure only ~8mm in diameter and ~42mm in length. Before purchase, confirm the charger specifications explicitly list AAAA support, or that the slider adjusts to ~42mm and the bay securely grips 8mm diameter cells.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eDistinguish Battery Chemistry:\u003c\/strong\u003e 1.2V NiMH (full charge 1.45V), 1.5V regulated Li-ion, 3.7V Li-ion (full charge 4.2V), and 3.2V LiFePO₄ (full charge 3.65V) require different modes—do not mix. Ensure the charger has correctly identified or manually set the appropriate mode before charging.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eSelect Appropriate Charge Current:\u003c\/strong\u003e AAAA cells have small capacity (~300mAh–400mAh) and charge best at 0.1A–0.2A. If manual setting is available, select a low current; if adaptive, ensure minimum current ≤0.3A. The Nitecore D4 charges at 375mA, which is near 1C for AAAA cells—remove promptly after full charge.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eAvoid Extreme Temperature Charging:\u003c\/strong\u003e The ideal charging temperature for Li-ion batteries is \u003cstrong\u003e10°C–45°C\u003c\/strong\u003e. \u003cstrong\u003eNever charge batteries below freezing (0°C\/32°F)\u003c\/strong\u003e—this can cause permanent, dangerous metallic lithium plating inside the cell. Keep away from heat sources and direct sunlight; ensure good ventilation during charging.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eAvoid Overcharge and Over-Discharge:\u003c\/strong\u003e Although chargers feature auto-termination, keeping batteries at 100% charge for extended periods accelerates aging. Avoid deep discharge below 2.5V (Li-ion) or 1.0V (NiMH).\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eRemove After Full Charge:\u003c\/strong\u003e Prolonged connection to power may still affect battery longevity. Remove batteries promptly after charging.\u003c\/li\u003e\n    \u003c\/ul\u003e\n\n    \u003ch3\u003eWhy Choose Our AAAA Chargers?\u003c\/h3\u003e\n    \u003cul\u003e\n      \u003cli\u003e\n\u003cstrong\u003eGenuine Brand Products:\u003c\/strong\u003e Chargers from XTAR, Nitecore, and other global professional charger brands—reliable quality with full safety certifications.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003ePrecisely Compatible with AAAA:\u003c\/strong\u003e Curated selection of models explicitly labeled as supporting AAAA size—eliminates compatibility issues.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eMulti-Chemistry Compatibility:\u003c\/strong\u003e Select models support NiMH, 1.5V Li-ion, 3.7V Li-ion, and LiFePO₄ batteries—one charger for multiple needs.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eOne-Stop Shopping:\u003c\/strong\u003e AAAA batteries, chargers, and accessories all in one place—save time and effort.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eFlexible Purchasing:\u003c\/strong\u003e Single-unit retail and bulk wholesale options available for both individual and enterprise needs.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eCertified \u0026amp; Safe:\u003c\/strong\u003e CE, FCC, RoHS certifications ensure quality and safety.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eExpert Technical Support:\u003c\/strong\u003e Guidance on charger selection, usage tips, and after-sales support.\u003c\/li\u003e\n    \u003c\/ul\u003e\n    \u003cp\u003e👇👇👇 Browse the product list below to find the perfect \u003cstrong\u003eAAAA Charger\u003c\/strong\u003e for your needs. For volume quotes or technical inquiries, please contact our customer service team.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e","products":[{"product_id":"18650-21700-battery-chargerlcd-intelligent-18650-battery-charger-for-20700-26650-16340-rcr123-ni-mh-ni-cd-a-aa-aaa-rechargeable-batteriesrechargeable-battery","title":"XTAR VC4 4-Bay Smart Battery Charger | LCD Gauge Display for 3.6V\/3.7V Li-ion 18650 21700 \u0026 1.2V Ni-MH AA AAA Batteries","description":"\u003ch2\u003e\u003cspan class=\"\"\u003eProduct Description\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eThe XTAR VC4 is a versatile and reliable 4-slot smart battery charger designed for both lithium-ion and nickel-metal hydride batteries. Featuring an innovative LCD gauge-style screen, it provides real-time, precise monitoring of charging status, battery voltage, charging current, and capacity. The charger supports independent four-slot charging, allowing you to mix Li-ion and Ni-MH batteries simultaneously. Equipped with XTAR's original 0V activation technology, it can revive over-discharged batteries. With robust safety protections like reverse polarity detection and automatic shut-off upon full charge, the VC4 offers a worry-free charging experience for your daily electronic devices.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eInnovative LCD Gauge Screen: Displays key real-time data including battery voltage, charging current gear, battery capacity (mAh), slot number, and battery type at a glance.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eIntelligent 0V Activation: XTAR's original 0V activation feature safely revives batteries that have been over-discharged to low voltage, restoring them to a usable state.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eIndependent Four-Slot Design: Each slot operates independently, supporting mixed charging of 3.6V\/3.7V Li-ion and 1.2V Ni-MH\/Ni-CD batteries without interference.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eClear Safety Warnings \u0026amp; Auto Stop: The LCD screen clearly displays intuitive warnings: \"Full\" when fully charged, \"null\" if the battery is damaged, and \"Err\" if the battery is reversed. Charging automatically stops when fully charged.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eExtensive Battery Compatibility: Supports 3.6V\/3.7V Li-ion batteries (10440 to 32650) and 1.2V Ni-MH\/Ni-CD batteries (AAAA to D size). Note: It does not support protected 20700 and 21700 batteries.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eComfortable User Experience: Features a simple one-button operation to view charging status. Long press the button for 1.5 seconds to turn off the screen backlight for low-light environments.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eThree-Stage Charging Algorithm: Utilizes a lifespan-optimized charging process (Trickle-CC-CV) for Li-ion batteries and a smart pulse charging process for Ni-MH batteries to ensure efficient and safe charging.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eProduct Parameters\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eProduct Model: XTAR VC4\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eInput Power: DC 5.0V 2.1A (USB power supply)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eCharging Current Options: 0.5A (500±50mA) \/ 1.0A (1000±80mA)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eCharging Cut-off Voltage: 4.20V ± 0.05V (Li-ion) \/ 1.45V ± 0.1V (Ni-MH)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eOperating Temperature: 0 - 40°C\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eDimensions: L149 x W115 x H35 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eNet Weight: 210g\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSupported Battery Types: 3.6V \/ 3.7V Li-ion (IMR\/INR\/ICR), 1.2V Ni-MH \/ Ni-CD\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSupported Li-ion Sizes: 10440, 14500, 14650, 16340, 17335, 17500, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22650, 25500, 26650, 32650\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSupported Ni-MH\/Ni-CD Sizes: AAAA, AAA, AA, A, SC, C, D\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cem\u003e\u003cspan class=\"\"\u003eImportant Note: Cannot charge protected 20700 and 21700 batteries.\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eApplications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eDaily charging and maintenance of 3.6V\/3.7V 18650 batteries for EDC flashlights and headlamps.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSafe power replenishment for standard AA and AAA Ni-MH batteries used in remote controls, wireless mice, and digital cameras.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eMixed battery charging for hobbyists managing both Lithium and Ni-MH power sources.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eReviving and testing old or over-discharged batteries for emergency kits and outdoor gear.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eFrequently Asked Questions (FAQ)\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ1: What is the maximum charging current of the XTAR VC4 charger?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA1: The XTAR VC4 offers two selectable charging current options: 0.5A (500mA) and 1.0A (1000mA). It supports up to 1A per slot when charging four batteries simultaneously.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ2: What do the error messages on the LCD screen mean?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA2: The VC4 provides clear safety feedback via the LCD screen. \"Full\" means the battery is completely charged; \"null\" indicates the battery is damaged or cannot hold a charge; \"Err\" indicates you have inserted the battery with reversed polarity, which triggers automatic protection to stop charging immediately.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ3: Can I charge a Li-ion battery and a Ni-MH battery at the same time?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA3: Yes. The VC4 features a completely independent 4-slot design. You can safely mix Li-ion batteries and Ni-MH\/Ni-CD batteries in any slot without impacting charging performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ4: Does the VC4 support charging protected 21700 batteries?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA4: No. According to the manufacturer's design, the XTAR VC4 does not support protected 20700 and 21700 batteries. Please be sure to check your battery specifications before use.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ5: How does the 0V activation function work?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA5: If your lithium battery has been over-discharged to an extremely low voltage (near 0V) and cannot be charged by standard chargers, the VC4's 0V activation feature will attempt to apply a safe, low current to revive and reactivate the battery's internal protection circuit, often restoring it to a usable state.\u003c\/span\u003e\u003c\/p\u003e","brand":"XTAR","offers":[{"title":"Default Title","offer_id":51454131372278,"sku":"OAS249","price":26.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/xtar-vc4-lcd-universal-charger-main_441b842e-7ccf-4b6c-8c85-d9db977de4b2.webp?v=1786965444"},{"product_id":"xtar-x2-18650-battery-chargerlcd-display-charger-for-3-7v-li-ion-battery-1865026650217001850018350-1-2v-ni-mh-ni-cd-a-aa-aaa-rechargeable-batteries","title":"XTAR X2 2-Bay Smart Battery Charger | 2A Fast Charge with LCD Display for 3.6V\/3.7V Li-ion 18650 21700 \u0026 1.2V Ni-MH AA AAA Batteries","description":"\u003ch2\u003e\u003cspan class=\"\"\u003eProduct Description\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eThe XTAR X2 is a compact, high-performance 2-slot smart charger designed for both lithium-ion and nickel-metal hydride batteries. Featuring a clear, blue-backlit LCD screen, it provides real-time data on battery voltage, capacity (mAh), charging current, and battery type. Supporting a 2A fast charge for a single slot, the X2 significantly reduces charging time. Its unique dual-input design allows for flexible power options, utilizing either the included AC power adapter or a DC 5V USB source. With comprehensive safety protections, intuitive humanized prompts like \"Full\" and \"Err\", and broad battery compatibility, the XTAR X2 offers a professional, safe, and portable charging experience.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eIntelligent LCD Display: The high-contrast screen accurately displays battery voltage, charged capacity (mAh), charge percentage, charging current gear, and battery type (Li-ion or Ni-MH) in real-time.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e2A Fast Charging: Supports a maximum 2A charging current when charging a single battery, enabling a 2600mAh 18650 battery to be fully charged in just 1.6 hours.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eDual Power Inputs: Features a flexible dual-input design. You can use the original AC power adapter (100-240V) for indoor use, or connect it to a laptop\/computer's USB port (DC 5V 2.1A) for outdoor charging.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eExtensive Battery Compatibility: Supports a vast array of 3.6V\/3.7V Li-ion batteries (including 14500, 16340, 18650, 18700, 20700, 21700, 22650, 26650) and 1.2V Ni-MH\/Ni-CD batteries (AAAA, AAA, AA, A, SC, C).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eHumanized Status Prompts: The screen clearly displays \"Full\" when the battery is fully charged, and \"Err\" if the battery is inserted with reversed polarity, automatically stopping charging to ensure safety.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eComprehensive Safety System: Built with multiple protection mechanisms including short-circuit, reverse polarity, over-discharge, over-temperature, and over-charge protection. Certified with CE, RoHS, and FCC standards, and globally insured by China Pacific Insurance.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eCompact \u0026amp; Portable Design: Features a streamlined, compact form factor measuring 135 x 75 x 38 mm and weighing only 125g, making it convenient for travel and outdoor use.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eProduct Parameters\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eModel: XTAR X2\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eInput Power: DC 5V 2.1A (USB)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eConstant Charging Current: 2A x 1 \/ 1A x 2 \/ 0.5A x 2\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eCharging Cut-off Voltage: 4.20 ± 0.05V (Li-ion) \/ 1.45 ± 0.1V (Ni-MH)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eOperating Temperature: 0 - 40°C\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eProduct Dimensions: L135 x W75 x H38 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eNet Weight: 125g\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSupported Battery Types: 3.6V \/ 3.7V Li-ion (IMR\/INR\/ICR), 1.2V Ni-MH \/ Ni-CD\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSupported Li-ion Sizes: 14500, 14650, 16340, 17335, 17500, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22650, 25500, 26650\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSupported Ni-MH\/Ni-CD Sizes: AAAA, AAA, AA, A, SC, C\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eApplications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eFast and efficient charging for EDC tactical flashlights and headlamps powered by 18650\/21700 batteries.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eProfessional charging and maintenance for AA\/AAA Ni-MH batteries in digital cameras, wireless microphones, and game controllers.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003ePortable charging solution for model aircraft, RC toys, and outdoor survival gear.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eAn all-in-one charging station for managing both Lithium and Ni-MH batteries in your home.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eFrequently Asked Questions (FAQ)\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ1: What is included in the package?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA1: The package includes 1x XTAR X2 Smart Charger, 1x Original AC Power Adapter, and 1x User Manual. (Batteries are not included).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ2: What is the maximum charging current of the XTAR X2 charger?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA2: The XTAR X2 supports up to 2A charging current when charging a single battery. When charging two batteries simultaneously, it supports 1A per slot or 0.5A per slot depending on the power source and settings.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ3: What does the dual power input feature mean?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA3: It means the X2 can be powered in two ways. Indoors, you can plug it directly into a wall outlet using the included AC adapter. Outdoors, you can connect it to a standard USB port (5V\/2.1A), such as a laptop or power bank, making it very versatile.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ4: What do the \"Full\" and \"Err\" messages on the screen mean?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA4: \"Full\" indicates that the battery has reached its full charge capacity and the charging process has automatically stopped. \"Err\" indicates that you have inserted the battery incorrectly (reversed polarity). Please remove and correctly reinsert the battery.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ5: Can I charge Li-ion and Ni-MH batteries at the same time?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA5: Yes. The XTAR X2 features independent 2-slot circuitry. You can safely charge a 3.6V\/3.7V Li-ion battery in one slot and a 1.2V Ni-MH battery in the other slot simultaneously.\u003c\/span\u003e\u003c\/p\u003e","brand":"XTAR","offers":[{"title":"Default Title","offer_id":51454131667190,"sku":"OAS278","price":31.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/xtar-x2-lcd-dual-slot-charger-main_fd00f75d-7891-4b90-8ccc-cc2535d3dcfc.webp?v=1786965455"},{"product_id":"xtar-vc8-18650-battery-charger8-bay-3a-lcd-display-smart-universal-charger-for-rechargeable-batteries-ni-mh-ni-cd-aa-aaa-3-7v-li-ion-battery-21700-26650-1450020700-and-21700-batteries-with-protectio","title":"XTAR VC8 8-Bay Smart Battery Charger | 3A Fast Charge with Capacity \u0026 IR Test for 3.6V\/3.7V Li-ion 18650 21700 and 1.2V Ni-MH AA AAA Batteries","description":"\u003ch2\u003e\u003cspan class=\"\"\u003eProduct Description\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eThe XTAR VC8 is a professional-grade 8-slot smart battery charger engineered for enthusiasts and professionals who demand precision and efficiency. It features dual high-definition VA LCD screens that display real-time voltage, capacity, current, and internal resistance across all eight slots. Powered by a QC3.0 Type-C port, it delivers a blazing 3A maximum charging current for single slots (CH1\/CH8). Beyond standard charging, the VC8 offers advanced battery maintenance features, including Capacity Grading (charge-discharge-charge cycle to test true mAh), Internal Resistance (IR) testing to detect aging cells, and a Storage mode to intelligently maintain batteries at their optimal long-term voltage. With 8 independent circuits, 0V activation for over-discharged batteries, and comprehensive safety protections, the XTAR VC8 is the ultimate solution for managing large battery collections.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e8 Independent Charging Slots: Each slot features independent circuit control, acting as 8 individual chargers to ensure stable, non-interfering charging for mixed battery types and varying states.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQC3.0 3A Fast Charging: Equipped with a universal Type-C port supporting QC3.0 input. Delivers up to 3A fast charging for a single battery in slots CH1 or CH8, providing rapid power replenishment.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eDual VA LCD Screens: High-contrast VA LCD panels provide clear, real-time visibility of charging current, battery voltage, charged capacity (mAh), internal resistance, and operating status.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eProfessional Battery Diagnostics:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eCapacity Grading (CH1~CH4):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Runs a full charge-discharge-charge cycle to accurately measure true battery capacity, identifying weak or counterfeit cells.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eInternal Resistance (IR) Test:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Accurately measures the internal resistance of the battery, helping users filter out aged or deteriorated batteries.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eIntelligent Storage Mode: Automatically charges or discharges batteries to their optimal long-term storage voltage (3.7V for Li-ion, 1.2V for Ni-MH), significantly reducing capacity loss and extending battery lifespan.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e0V Activation \u0026amp; Smart Algorithms: Safely revives over-discharged batteries. Employs a TC-CC-CV (Trickle-CC-CV) charging algorithm for Li-ion batteries and precise 0ΔV \/ -ΔV detection for Ni-MH batteries to ensure a full and healthy charge.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eExtensive Battery Compatibility: Supports 3.6V\/3.7V Li-ion batteries (10440, 14500, 14650, 16340, 17500, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22650, 25500, 26650) and 1.2V Ni-MH\/Ni-CD batteries (AAAA, AAA, AA, A, SC, C, D). \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNotably supports protected 20700 and 21700 batteries.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eAdjustable Charging Currents: Offers four manual current gears: 250mA (8 slots), 500mA (8 slots), 1000mA (4 slots), and 2000mA (Slots CH1\/CH8), allowing users to choose the optimal speed for different battery capacities.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eAdvanced Safety \u0026amp; Temperature Control: Built-in over-voltage, over-current, short-circuit, reverse polarity, and over-charge protection. Features an intelligent cooling system to ensure stable operation even during high-current continuous charging.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eProduct Parameters\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eModel: XTAR VC8\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eInput Power: QC3.0 Type-C (5V⎓2A \/ 9V⎓2A)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eAdjustable Charging Current: 3A x 1 \/ 2A x 2 \/ 1A x 4 \/ 0.5A x 8 \/ 0.25A x 8\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eCharging Cut-off Voltage: 4.20 ± 0.05V (Li-ion) \/ 1.45 ± 0.1V (Ni-MH)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eCharging Cut-off Current: ≤120mA\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eOperating Temperature: 0 - 40°C\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eDimensions: L194mm x W134mm x H34mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eNet Weight: 350g\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSupported Battery Types: 3.6V \/ 3.7V Li-ion (IMR\/INR\/ICR), 1.2V Ni-MH \/ Ni-CD\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSupported Li-ion Sizes: 10440, 14500, 14650, 16340, 17500, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22650, 25500, 26650\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSupported Ni-MH\/Ni-CD Sizes: AAAA, AAA, AA, A, SC, C, D\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eApplications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eProfessional capacity grading, testing, and sorting of 18650\/21700 batteries for DIY power banks and battery packs.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eHigh-efficiency, multi-slot fast charging for EDC flashlights, tactical lights, and outdoor camping gear.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eAdvanced battery health monitoring and long-term storage preparation for high-drain RC drones and model aircraft.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eReliable charging and maintenance station for 3.6V\/3.7V Li-ion batteries used in specialized electronics.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eManaging and conditioning large quantities of 1.2V Ni-MH AA\/AAA batteries for households, digital cameras, and emergency kits.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eFrequently Asked Questions (FAQ)\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ1: What is included in the package?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA1: The package includes 1x XTAR VC8 8-slot Smart Charger, 1x USB-A to USB-C Charging Cable, and 1x User Manual. (Batteries are not included).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ2: What is the maximum charging current of the VC8 charger?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA2: The VC8 offers multiple adjustable current settings. The maximum single-slot charging current is 3A (only available when charging a single battery in Slot CH1 or CH8). It also supports 2A dual-slot, 1A four-slot, and 0.5A \/ 0.25A eight-slot configurations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ3: How does the \"Capacity Grading\" mode work?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA3: Capacity Grading mode is specifically supported in slots CH1 to CH4. It runs a full cycle (charge -\u0026gt; discharge -\u0026gt; recharge) to accurately measure the true mAh capacity of the battery. This helps you easily identify old, degraded, or counterfeit batteries.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ4: What does the \"Storage Mode\" do?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA4: If you do not use batteries for a long time, Storage Mode automatically charges or discharges them to the optimal long-term storage voltage (3.7V for 3.6V\/3.7V Li-ion, 1.2V for Ni-MH). This prevents capacity loss over time and significantly extends battery lifespan.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ5: Can I charge Li-ion and Ni-MH batteries at the same time in the VC8?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA5: Yes. The XTAR VC8 features 8 completely independent charging circuits. You can safely mix 3.6V\/3.7V Li-ion batteries and 1.2V Ni-MH\/Ni-CD batteries in any slot simultaneously without compromising performance or safety.\u003c\/span\u003e\u003c\/p\u003e","brand":"XTAR","offers":[{"title":"Default Title","offer_id":51454131699958,"sku":"OAS289","price":52.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/xtar-vc8-8bay-lcd-charging-station-main_b6e77439-ef58-4d37-bc27-42937557c203.webp?v=1786965466"},{"product_id":"xtar-mc4s-18650-battery-2a-charger-for-3-7v-li-ion-battery-1865026650217001850018350-1-2v-ni-mh-ni-cd-a-aa-aaa-rechargeable-batteries","title":"XTAR MC4S 4-Bay Smart Battery Charger | Type-C Input for 3.6V\/3.7V Li-ion 18650 21700 \u0026 1.2V Ni-MH AA AAA Batteries","description":"\u003ch2\u003e\u003cspan class=\"\"\u003eProduct Description\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eThe XTAR MC4S is a compact, lightweight, and highly versatile 4-slot smart battery charger designed for both 3.6V\/3.7V Li-ion and 1.2V Ni-MH\/Ni-CD batteries. Equipped with a universal Type-C input, it features four fully independent charging circuits that intelligently identify battery types and automatically switch to the optimal charging strategy. With clear LED indicators, built-in 0V activation to revive over-discharged batteries, and precise charging algorithms, the MC4S provides a safe and efficient charging experience. Please note the physical slot limitations for longer batteries: Slots CH1 and CH4 can accommodate batteries up to 26650 size, while Slots CH2 and CH3 support batteries up to 21700 size. \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eImportant: This charger does NOT support protected 20700 and 21700 batteries.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e4 Fully Independent Charging Slots: Supports mixed charging of Li-ion and Ni-MH\/Ni-CD batteries simultaneously without mutual interference.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSmart Battery Type Identification: Automatically recognizes the battery type and applies the most suitable charging strategy (TC-CC-CV for Li-ion; precise 0ΔV and -ΔV cut-off for Ni-MH\/Ni-CD) to ensure full charge and battery protection.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eIntuitive LED Indicator Lights: Features simple and clear LED status lights. Solid Red indicates charging or activation; Solid Green indicates fully charged, empty slot, or poor contact; Flashing Red and Green indicates reversed polarity (please correct immediately).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e0V Activation Technology: Equipped with the XTAR signature 0V activation feature, which can safely recover and revive over-discharged lithium batteries.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eType-C Input \u0026amp; Wide Compatibility: Features a modern USB Type-C port. Supports charging via power adapters, laptops, or car chargers. Compatible with a wide range of battery sizes (see parameters for space limitations).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eComprehensive Safety Protections: Built-in overcurrent, overcharge, overvoltage, and short-circuit protections. The charger automatically stops charging when the battery is fully charged for peace of mind.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eProduct Parameters\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eModel: XTAR MC4S\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eInput Power: DC 5V 2.1A (Type-C)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eConstant Charging Current: 1A x 2 \/ 0.5A x 4\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eCharging Cut-off Voltage: 4.20 ± 0.05V\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eCharging Cut-off Current: ≤70mA\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eOperating Temperature: 0 - 40°C\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eDimensions: L100 x W97 x H26.5 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eNet Weight: 95g\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSupported Battery Types: 3.6V \/ 3.7V Li-ion (IMR\/INR\/ICR), 1.2V Ni-MH \/ Ni-CD\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSupported Sizes:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eCH1 \u0026amp; CH4: 10440, 14500, 14650, 16340, 17500, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22650, 25500, 26650.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eCH2 \u0026amp; CH3: 10440, 14500, 14650, 16340, 17500, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eImportant Restrictions:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eThe maximum physical space allows for two 26650 batteries in slots CH1 \u0026amp; CH4, plus two 21700 batteries (without protection boards) in slots CH2 \u0026amp; CH3.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eThis charger does NOT support protected 20700 and 21700 batteries.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eApplications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eDaily charging and maintenance of 18650\/21700 Li-ion batteries used in EDC flashlights and tactical lights.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eReliable and safe power replenishment for 1.2V AA\/AAA Ni-MH batteries in remote controls, wireless mice, and digital cameras.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA compact, portable charging solution for outdoor headlamps, camping lanterns, and survival gear.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eEfficient charging for rechargeable batteries used in radio communication equipment and intercoms.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eFrequently Asked Questions (FAQ)\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ1: What is included in the package?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA1: The package includes 1x XTAR MC4S Smart Charger, 1x USB-A to USB-C Charging Cable, and 1x User Manual. (Batteries are not included).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ2: Can the MC4S charge protected 21700 batteries?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA2: No. Please note that the MC4S does NOT support protected 20700 and 21700 batteries. Slots CH2 and CH3 are physically limited to 21700 batteries without protection boards.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ3: What does the flashing Red and Green LED lights mean?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA3: When the LED lights flash between red and green, it indicates the battery has been inserted with reversed polarity. Please immediately remove the battery and insert it in the correct orientation to begin charging.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ4: What is the maximum charging current of the MC4S?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA4: The MC4S supports a maximum charging current of 1A for 2 slots simultaneously, or 0.5A for all 4 slots simultaneously, ensuring safe and balanced charging for different battery capacities.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ5: Can I charge a Li-ion and a Ni-MH battery at the same time?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA5: Yes. The MC4S features 4 independent charging circuits. You can safely mix charge a 3.6V\/3.7V Li-ion battery and a 1.2V Ni-MH battery in different slots simultaneously.\u003c\/span\u003e\u003c\/p\u003e","brand":"XTAR","offers":[{"title":"Default Title","offer_id":51454142546166,"sku":"OAS296","price":19.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/xtar-mc4s-4bay-simple-charger-main_109bd538-251c-4a0c-b9f2-2a8431f28f88.webp?v=1786965665"},{"product_id":"xtar-vc4h-18650-battery-charger-4-bay-3a-battery-charger-with-smart-lcd-display-fast-charge-for-rechargeable-batteries-li-ion-ni-mh-ni-cd-aa-aaa-c-21700-26650-13650-16340-18350-18700-rcr123","title":"XTAR VC4H 4-Bay Smart Battery Charger | 2A Fast Charge with LCD Display for 3.6V\/3.7V Li-ion 18650 21700 \u0026 1.2V Ni-MH AA AAA","description":"\u003ch2\u003e\u003cspan class=\"\"\u003eProduct Description\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eThe XTAR VC4H is a high-performance upgraded 4-slot smart battery charger designed for both 3.6V\/3.7V Li-ion and 1.2V Ni-MH\/Ni-CD batteries. Equipped with a modern QC3.0 Type-C input, it delivers a fast 2A charging current for two slots simultaneously or 1A for all four slots. Unlike previous models, the VC4H features an extended slot design that specifically supports protected 20700 and 21700 batteries. The intuitive LCD gauge screen provides real-time visibility of battery voltage, current, charged capacity (mAh), battery type, and channel information. With advanced 0V activation, intelligent TC-CC-CV and pulse charging algorithms, and comprehensive safety protections, the XTAR VC4H is an ideal, practical, and upgraded charging station for your diverse battery collections.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eUpgraded Extended Slots: Specifically designed to safely accommodate and charge protected 20700 and 21700 batteries, offering superior versatility over standard chargers.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eIntelligent LCD Gauge Display: The clear, innovative screen displays essential real-time data, including battery voltage, charging current gear, charged capacity (mAh), battery type (Li-ion or Ni-MH), and slot number.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQC3.0 Fast Type-C Input: Features a universal Type-C port supporting QC3.0 protocols (5V\/3A, 9V\/2A). Allows for efficient charging with a 2A current for 2 slots simultaneously (2Ax2) or 1A for all 4 slots (1Ax4) for Li-ion batteries.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSmart Charging Algorithms: Automatically identifies battery types and applies the optimal charging strategy: Unique TC-CC-CV (Trickle-CC-CV) for Li-ion batteries, and precise pulse charging with 0ΔV and -ΔV cut-off detection for Ni-MH\/Ni-CD batteries to ensure a full charge and protect battery lifespan.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e0V Activation Technology: Built-in 0V activation safely revives and recovers over-discharged lithium batteries, giving new life to depleted cells.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eIntuitive LED Status Lights: Features clear red\/green LED indicators. Red light indicates active charging, self-testing, or activation. Green light indicates standby, fully charged, or reverse polarity protection (please correct immediately).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eOne-Button Operation \u0026amp; Convenience: Use the \"Curr.\" button to manually switch charging currents. Use the \"Mode\" button to cycle through slot information on the LCD. Press and hold either button for 1.5 seconds to turn off the screen backlight.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eComprehensive Safety Protections: Built-in overcharge, overcurrent, overvoltage, short-circuit, and reverse polarity protection, supported by an intelligent temperature control system for stable and safe charging.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eProduct Parameters\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eModel: XTAR VC4H\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eInput Power: QC3.0 Type-C (5V⎓3A \/ 9V⎓2A)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eCharging Current (Li-ion 4.2V): 2A x 1 \/ 2A x 2 \/ 1A x 4\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eCharging Current (Ni-MH 1.45V): 1A x 1 \/ 1A x 2 \/ 1A x 4 \/ 0.5A x 4\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eCharging Cut-off Current: ≤150mA\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eOperating Temperature: 0 - 40°C\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eDimensions: L156mm x W115mm x H32mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eNet Weight: 210g\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSupported Battery Types: 3.6V \/ 3.7V Li-ion (IMR\/INR\/ICR), 1.2V Ni-MH \/ Ni-CD\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSupported Li-ion Sizes: 10440, 14500, 14650, 16340, 17335, 17500, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22650, 25500, 26650, 32650\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSupported Ni-MH\/Ni-CD Sizes: AAAA, AAA, AA, A, SC, C, D\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eImportant Upgrade Note:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e This charger supports protected 20700 and 21700 batteries.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eApplications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eUpgraded daily charging station for EDC tactical flashlights, headlamps, and outdoor gear using protected 21700 cells.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan style=\"background-color: transparent; color: inherit; font-size: inherit; letter-spacing: inherit; text-decoration-line: underline;\"\u003eEfficient power maintenance and charging for 1.2V AA\/AAA \u003c\/span\u003eNi-MH\u003cspan style=\"background-color: transparent; color: inherit; font-size: inherit; letter-spacing: inherit; text-decoration-line: underline;\"\u003e batteries in digital cameras, remote controls, and wireless devices.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eConvenient mixed charging for both 3.6V Li-ion and 1.2V Ni-MH household batteries.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eAn all-in-one, versatile solution for managing a large collection of diverse cylindrical batteries.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eFrequently Asked Questions (FAQ)\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ1: What is included in the package?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA1: The package includes 1x XTAR VC4H Smart Charger, 1x Type-C Charging Cable, 1x User Manual, and 1x Protective Storage Pouch. (Batteries are not included).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ2: Can the VC4H charge protected 20700 and 21700 batteries?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA2: Yes. This is a major upgrade of the VC4H. It is specifically designed with extended slots to safely accommodate protected 20700 and 21700 batteries, unlike many other compact chargers.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ3: What is the maximum charging current of the VC4H?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA3: For Li-ion batteries, the VC4H supports up to a 2A current for a single slot, 2A for two slots simultaneously, or 1A for all four slots simultaneously. For Ni-MH batteries, it supports up to 1A.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ4: What do the LED indicator lights mean?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA4: Red light indicates the battery is charging, undergoing self-testing, or being activated. Green light indicates the charger is in standby mode, the battery is fully charged, or the battery is inserted with reversed polarity. If the light is green and the battery is not full, please check the battery direction.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ5: How do I turn off the screen backlight?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA5: You can simply press and hold either the \"Curr.\" or \"Mode\" button for 1.5 seconds to turn off the LCD backlight. Pressing the button again will turn it back on.\u003c\/span\u003e\u003c\/p\u003e","brand":"XTAR","offers":[{"title":"Default Title","offer_id":51454142906614,"sku":"OAS307","price":31.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/xtar-vc4h-4bay-3a-fast-lcd-charger-main_194076a9-241a-4254-bc2a-e8fac9367542.webp?v=1786965676"},{"product_id":"xtar-fc2-18650-battery-charger-2a-fast-adjustable-current-universal-charger-for-3-7v-li-ion-imr-inr-icr-21700-17670-18500-18700-20700-26650-and-1-2v-ni-mh-cd-aaaa-aaa-aa-a-c-sc-rechargeable-batteries","title":"XTAR FC2 2-Bay Smart Battery Charger | Type-C Input \u0026 3-Level Adjustable Current for 3.6V\/3.7V Li-ion 18650 21700 \u0026 1.2V Ni-MH AA AAA","description":"\u003ch2\u003e\u003cspan class=\"\"\u003eProduct Description\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSimplify your charging with the XTAR FC2. This compact 2-slot smart charger supports a wide range of 3.6V\/3.7V Li-ion and 1.2V Ni-MH\/Ni-CD cylindrical batteries. It features a modern Type-C input for convenient power access and a 3-level adjustable current slider (0.5A, 1.0A, 2.0A) to optimize charging speed for different battery capacities. With independent dual slots, a user-friendly 4-LED indicator system, and comprehensive built-in safety protections, the XTAR FC2 offers a reliable, simple, and efficient charging experience for your daily electronic devices and DIY projects.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSmart Dual Independent Slots: Features two completely independent charging circuits, allowing you to mix and charge Li-ion and Ni-MH\/Ni-CD batteries safely at the same time without interference.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eWide Battery Compatibility: Supports 3.6V\/3.7V Li-ion batteries (10440, 14500, 14650, 16340, 17500, 17670, 18350, 18500, 18650, 18700, 20700, 21700, 22650, 25500, 26650) and 1.2V Ni-MH\/Ni-CD batteries (AAAA, AAA, AA, A, SC, C).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e3-Level Adjustable Charging Current: Features a simple, intuitive slide switch that allows you to freely select the charging current between 0.5A x 2, 1.0A x 2, and 2.0A x 1 (single slot), providing precise control for various battery sizes.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eUniversal Type-C Input: Equipped with a standard Type-C port (DC 5V 2A), making it easy to power the charger using standard phone adapters, laptops, power banks, or car chargers.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eIntuitive 4-LED Indicator System: The clear LED lights provide real-time charging status at a glance. Flowing\/Blinking lights indicate charging or activating; 4 solid lights indicate fully charged; 4 simultaneous flashing lights indicate reverse polarity or short circuit protection.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eComprehensive Safety Protections: Built-in over-current, over-voltage, over-charge, short-circuit, and reverse polarity protection, supported by an intelligent temperature control system for safe and stable charging.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eProduct Parameters\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eModel: XTAR FC2\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eInput Power: DC 5V 2A (Type-C)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eConstant Charging Current: 2A x 1 \/ 1A x 2 \/ 0.5A x 2\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eCharging Cut-off Voltage: 4.2 ± 0.04V\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eCharging Cut-off Current: ≤150mA\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eOperating Temperature: 0 - 40°C\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSupported Battery Types:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e 3.6V \/ 3.7V Li-ion (IMR\/INR\/ICR), 1.2V Ni-MH \/ Ni-CD\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSupported Li-ion Sizes:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e 10440, 14500, 14650, 16340, 17500, 17670, 18350, 18500, 18650, 18700, 20700, 21700, 22650, 25500, 26650\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSupported Ni-MH\/Ni-CD Sizes:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e AAAA, AAA, AA, A, SC, C\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eApplications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eDaily charging and maintenance for 18650\/21700 batteries in EDC flashlights and tactical lights.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eEfficient charging for 1.2V AA\/AAA Ni-MH batteries in digital cameras, wireless mice, and remotes.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eVersatile charging station for hobbyists managing both Li-ion and Ni-MH battery collections.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003ePortable and lightweight charging solution for outdoor headlamps, camping gear, and travel.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eFrequently Asked Questions (FAQ)\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ1: What batteries does the XTAR FC2 support?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA1: The FC2 supports a wide range of 3.6V\/3.7V Li-ion batteries (including 10440, 14500, 18650, 20700, 21700, 26650, etc.) and 1.2V Ni-MH\/Ni-CD batteries (AAAA, AAA, AA, A, SC, C).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ2: How do I change the charging current?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA2: Simply slide the physical switch located on the side of the charger to choose between the three current settings: 0.5A, 1.0A, or 2.0A.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ3: What do the 4 LED lights indicate?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA3: When the lights are flowing or blinking, the battery is charging or being activated. 4 solid lights mean the battery is fully charged. 4 lights flashing simultaneously indicate that the battery is inserted incorrectly (reverse polarity) or a short circuit has occurred, prompting you to remove it immediately.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ4: Can I charge a Li-ion and a Ni-MH battery at the same time?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA4: Yes. The FC2 features independent dual-slot circuitry, allowing you to charge a 3.7V Li-ion battery in one slot and a 1.2V Ni-MH battery in the other simultaneously.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ5: Can the FC2 charge 21700 batteries?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA5: Yes, the FC2 physically supports 21700 battery sizes (without protection boards).\u003c\/span\u003e\u003c\/p\u003e","brand":"XTAR","offers":[{"title":"Default Title","offer_id":51454143758582,"sku":"OAS318","price":15.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/xtar-fc2-adjustable-current-charger-main_928b2e1f-2939-4ccc-be6c-963593ff57ec.webp?v=1786965687"},{"product_id":"xtar-vc2l-18650-battery-charger2-bay-lcd-display-2a-smart-universal-charger-for-rechargeable-batteries-ni-mh-ni-cd-aa-aaa-3-7v-li-ion-battery-21700-26650-14500-16650","title":"XTAR VC2L 2-Bay Smart Battery Charger | 2A Fast Charge with Color VA LCD Display for 3.6V\/3.7V Li-ion 18650 21700 \u0026 1.2V Ni-MH AA AAA","description":"\u003ch2\u003e\u003cspan class=\"\"\u003eProduct Description\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eThe XTAR VC2L is a highly capable, redesigned 2-slot smart battery charger that bridges the gap between compact size and upgraded performance. Featuring a vibrant color VA LCD display with an innovative gauge-style interface, it provides clear real-time data on battery voltage, charging current, and charged capacity. The VC2L utilizes an upgraded extendable spring-loaded slot design, specifically engineered to safely accommodate protected 20700 and 21700 batteries—a significant advantage over many standard chargers. With a USB Type-C input, adjustable 2A single-slot fast charging, and intelligent 0V activation, this charger delivers a professional, reliable, and highly compatible charging experience for all your Li-ion and Ni-MH batteries.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eUpgraded Extendable Battery Slots: Features a newly designed spring-loaded bay that securely accommodates a wide range of sizes, including protected 20700 and 21700 batteries, alongside standard 18650 and other cylindrical cells.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eInnovative Color VA LCD Display: Equipped with a high-contrast color screen using a creative gauge-style interface. It clearly displays real-time battery voltage, charging current gear, charged capacity (mAh), and battery type (Li-ion or Ni-MH).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e2A Single-Slot Fast Charging: Supports adjustable charging currents: 2A for a single slot, 1A for two slots simultaneously, or 0.5A for two slots simultaneously. This allows you to quickly power up high-capacity batteries.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSmart Type-C Input: Features a modern USB Type-C port (5V 2.1A), allowing for effortless power connection using standard phone adapters, laptops, power banks, or car chargers.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eIntelligent Charging Algorithms \u0026amp; 0V Activation: Automatically identifies battery types and applies optimized charging strategies: TC-CC-CV (Trickle-CC-CV) for Li-ion batteries, and precise 0ΔV \/ -ΔV pulse charging for Ni-MH\/Ni-CD batteries. Built-in 0V activation safely revives over-discharged batteries.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eComprehensive Safety Protection: Built-in over-current, over-voltage, over-charge, short-circuit, and reverse polarity protection (the screen displays \"Err\" upon reversal). Intelligent temperature control ensures a safe and stable charging process.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eProduct Parameters\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eModel: XTAR VC2L\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eInput Power: DC 5V 2.1A (Type-C)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eConstant Charging Current: 2A x 1 \/ 1A x 2 \/ 0.5A x 2\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eCharging Cut-off Voltage: 4.2 ± 0.05V (Li-ion) \/ 1.45 ± 0.1V (Ni-MH)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eCharging Cut-off Current: ≤150mA\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eOperating Temperature: 0 - 40°C\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eDimensions: 136 x 63 x 33 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eNet Weight: 115g\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSupported Battery Types: 3.6V \/ 3.7V Li-ion (IMR\/INR\/ICR), 1.2V Ni-MH \/ Ni-CD\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSupported Li-ion Sizes: 10440, 14500, 14650, 16340, 17335, 17500, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22650, 25500, 26650\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSupported Ni-MH\/Ni-CD Sizes: AAAA, AAA, AA, A, SC, C\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eUpgrade Note:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e This charger supports protected 20700 and 21700 batteries.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eApplications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eUpgraded daily charging station for EDC tactical flashlights and headlamps using protected 21700 cells.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan style=\"background-color: transparent; color: inherit; font-size: inherit; letter-spacing: inherit; text-decoration-line: underline;\"\u003eEfficient power maintenance for 1.2V AA\/AAA \u003c\/span\u003eNi-MH\u003cspan style=\"background-color: transparent; color: inherit; font-size: inherit; letter-spacing: inherit; text-decoration-line: underline;\"\u003e batteries in digital cameras and remote controls.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eProfessional battery management for high-drain RC drones and model aircraft.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eAn all-in-one, future-proof charging solution for a wide collection of cylindrical batteries, from small 10440 cells to large 26650 cells.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eFrequently Asked Questions (FAQ)\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ1: Can the XTAR VC2L charge protected 20700 and 21700 batteries?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA1: Yes. This is one of the VC2L's key upgrades. It features a re-engineered extendable spring-loaded slot specifically designed to safely accommodate protected 20700 and 21700 batteries.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ2: What is the maximum charging current of the VC2L?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA2: The VC2L offers three adjustable charging currents: 2A for a single slot (2Ax1), 1A for two slots simultaneously (1Ax2), and 0.5A for two slots simultaneously (0.5Ax2). You can switch between modes by clicking the button below the screen.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ3: What does the color VA LCD display show?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA3: The innovative gauge-style display provides real-time, easy-to-read information including battery voltage, charging current gear, charged capacity (mAh), and battery type. If a battery is inserted incorrectly, the screen will clearly display \"Err\".\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ4: How does the 0V activation feature work?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA4: If a lithium battery has been over-discharged to an extremely low voltage (near 0V), the VC2L will automatically detect it and apply a safe, low current to gently reactivate the battery's protection circuit, often successfully restoring it to a usable state.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ5: Can I charge a Li-ion and a Ni-MH battery at the same time?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA5: Yes. The VC2L features two completely independent charging circuits. You can safely charge a 3.6V\/3.7V Li-ion battery in one slot and a 1.2V Ni-MH battery in the other slot simultaneously.\u003c\/span\u003e\u003c\/p\u003e","brand":"XTAR","offers":[{"title":"Default Title","offer_id":51454143922422,"sku":"OAS329","price":20.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/xtar-vc2l-lcd-dual-slot-charger-main_6640f2e5-18f7-4a50-be81-6f1066ca460b.webp?v=1786965688"},{"product_id":"vc2sl-18650-battery-chargerlcd-display-charger-for-3-7v-li-ion-battery-18650266502170018500183501-2v-ni-mh-ni-cd-a-aa-aaa-rechargeable-batteries","title":"XTAR MC6C 6-Bay Smart Battery Charger | Dual Type-C \u0026 DC Input for 3.6V\/3.7V Li-ion 18650 21700 \u0026 1.2V Ni-MH AA AAA","description":"\u003ch2\u003e\u003cspan class=\"\"\u003eProduct Description\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eThe XTAR MC6C is a highly efficient 6-slot smart battery charger designed for users who need to charge large quantities of batteries simultaneously. Featuring a dual-input design (Type-C and DC barrel port), it offers incredible flexibility for power sources. The MC6C supports mixed charging of 3.6V\/3.7V Li-ion and 1.2V Ni-MH\/Ni-CD batteries. Its intuitive LED grid display provides clear real-time status of each battery's charging progress, current, and error alerts. With smart current distribution (up to 1.0A for specific slots) and an intelligent 0V activation function to revive over-discharged cells, this charger is a reliable, convenient, and professional choice for bulk battery management. \u003c\/span\u003e\u003cem\u003e\u003cspan class=\"\"\u003e(Note: Does not support protected 20700 and 21700 batteries).\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e6 Independent Charging Slots: Supports mixed charging of Li-ion and Ni-MH\/Ni-CD batteries across all slots simultaneously, without mutual interference.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eDual Power Inputs: Features both a modern USB Type-C port and a standard DC barrel port (5V 3A). Provides ultimate flexibility for power connections, usable with phone adapters, power banks, or dedicated DC power supplies.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSmart LED Grid Status Display: The clear LED indicators show charging status at a glance. The battery frame and power grid flash or stay lit to indicate activation, charging, fully charged, or reverse polarity\/error conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eDifferentiated Charging Currents: Intelligent current allocation. Slots 1, 2, 5, and 6 support up to a 1.0A charging current, while slots 3 and 4 support up to a 0.5A current for optimized bulk charging.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e0V Activation Function: Built-in 0V activation technology uses a safe 100mA low current to gently revive over-discharged lithium batteries, restoring them to a usable state.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eIntelligent Power Adaptation: Automatically detects the input power source and line conditions to adjust the charging current, ensuring safe and efficient charging based on your adapter's capability.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eComprehensive Safety Protection: Built-in reverse polarity protection, channel short-circuit protection, and over-charge protection to prevent device damage and fire risks from improper battery insertion or internal faults.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eProduct Parameters\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eModel: XTAR MC6C\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eInput Power: 5V 3A (Type-C \u0026amp; DC Barrel)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eConstant Charging Current: 1.0A x 3 \/ 0.5A x 6\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eCharging Cut-off Voltage: 4.2 ± 0.05V\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eCharging Cut-off Current: ≤120mA\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eOperating Temperature: 0 - 40°C\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eDimensions: L156 x W155.5 x H34 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eNet Weight: 204.8g\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSupported Battery Types: 3.6V \/ 3.7V Li-ion (IMR\/INR\/ICR), 1.2V Ni-MH \/ Ni-CD\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSupported Li-ion Sizes: 10440, 14500, 14650, 16340, 17335, 17500, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22650, 25500, 26650\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSupported Ni-MH\/Ni-CD Sizes: AAAA, AAA, AA, A, SC, C\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eImportant Restriction:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e This charger does NOT support protected 20700 and 21700 batteries.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eApplications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eBulk charging and maintenance for high-volume 18650\/21700 batteries used in EDC flashlights and tactical gear.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eEfficient batch management and power replenishment for RC drones, model aircraft, and hobby electronics.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eDaily mixed charging for large quantities of 1.2V AA\/AAA Ni-MH batteries in households, schools, and office environments.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eProfessional battery diagnostic and revival station for emergency equipment and outdoor survival kits.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eAn all-in-one, efficient charging hub for users managing multiple battery types and sizes.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eFrequently Asked Questions (FAQ)\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ1: Does the XTAR MC6C support protected 20700 and 21700 batteries?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA1: No. The MC6C is physically compatible with 20700 and 21700 sizes, but it specifically DOES NOT support protected 20700 and 21700 batteries due to length restrictions. Please do not use protected versions of these cells with this charger.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ2: What are the charging currents for the different slots?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA2: The MC6C intelligently allocates current. Slots 1, 2, 5, and 6 can charge at up to 1.0A, while slots 3 and 4 charge at up to 0.5A. When charging Ni-MH batteries, it uses a default 0.5A current.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ3: What do the LED grid lights indicate?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA3: Slow flashing battery frame: Activation or battery identification. Steady frame with flowing grid: Charging in progress. Steady frame and 4 steady grids: Fully charged. Fast flashing frame and grid: Reverse polarity, activation failure, or abnormal status.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ4: How does the 0V activation function work?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA4: If a lithium battery is over-discharged to near 0V and cannot be recognized by standard chargers, the MC6C will automatically apply a safe, low 100mA current to activate the battery's protection circuit, often successfully reviving it. Note: The LED will flash slowly during this activation period.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ5: Can I use the Type-C and DC ports at the same time?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA5: You can use either port independently. The charger will adapt to whichever power source is connected. The input requirement is 5V 3A for optimal performance across all 6 slots.\u003c\/span\u003e\u003c\/p\u003e","brand":"XTAR","offers":[{"title":"Default Title","offer_id":51454144119030,"sku":"OAS336","price":32.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/xtar-vc2sl-lcd-dual-slot-charger-main_20c77293-66f8-4f81-b30e-d410cc7c28a7.webp?v=1786965691"},{"product_id":"xtar-mc6c-18650-battery-charger21700-battery-charger-for-3-7v-14500-10400-18500-18350-18650-18700-20700-21700-22650-26650-li-ion-battery1-2v-ni-mh-ni-cd-battery6-bay-18650-usb-c-charger","title":"XTAR MC6C 6-Bay Smart Battery Charger | Dual Type-C \u0026 DC Input for 3.6V\/3.7V Li-ion 18650 21700 \u0026 1.2V Ni-MH AA AAA","description":"\u003ch2\u003e\u003cspan class=\"\"\u003eProduct Description\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eThe XTAR MC6C is a highly efficient 6-slot smart battery charger designed for users who need to charge large quantities of batteries simultaneously. Featuring a dual-input design (Type-C and DC barrel port), it offers incredible flexibility for power sources. The MC6C supports mixed charging of 3.6V\/3.7V Li-ion and 1.2V Ni-MH\/Ni-CD batteries. Its intuitive LED grid display provides clear real-time status of each battery's charging progress, current, and error alerts. With smart current distribution (up to 1.0A for specific slots) and an intelligent 0V activation function to revive over-discharged cells, this charger is a reliable, convenient, and professional choice for bulk battery management. \u003c\/span\u003e\u003cem\u003e\u003cspan class=\"\"\u003e(Note: Does not support protected 20700 and 21700 batteries).\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e6 Independent Charging Slots: Supports mixed charging of Li-ion and Ni-MH\/Ni-CD batteries across all slots simultaneously, without mutual interference.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eDual Power Inputs: Features both a modern USB Type-C port and a standard DC barrel port (5V 3A). Provides ultimate flexibility for power connections, usable with phone adapters, power banks, or dedicated DC power supplies.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSmart LED Grid Status Display: The clear LED indicators show charging status at a glance. The battery frame and power grid flash or stay lit to indicate activation, charging, fully charged, or reverse polarity\/error conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eDifferentiated Charging Currents: Intelligent current allocation. Slots 1, 2, 5, and 6 support up to a 1.0A charging current, while slots 3 and 4 support up to a 0.5A current for optimized bulk charging.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e0V Activation Function: Built-in 0V activation technology uses a safe 100mA low current to gently revive over-discharged lithium batteries, restoring them to a usable state.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eIntelligent Power Adaptation: Automatically detects the input power source and line conditions to adjust the charging current, ensuring safe and efficient charging based on your adapter's capability.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eComprehensive Safety Protection: Built-in reverse polarity protection, channel short-circuit protection, and over-charge protection to prevent device damage and fire risks from improper battery insertion or internal faults.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eProduct Parameters\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eModel: XTAR MC6C\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eInput Power: 5V 3A (Type-C \u0026amp; DC Barrel)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eConstant Charging Current: 1.0A x 3 \/ 0.5A x 6\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eCharging Cut-off Voltage: 4.2 ± 0.05V\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eCharging Cut-off Current: ≤120mA\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eOperating Temperature: 0 - 40°C\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eDimensions: L156 x W155.5 x H34 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eNet Weight: 204.8g\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSupported Battery Types: 3.6V \/ 3.7V Li-ion (IMR\/INR\/ICR), 1.2V Ni-MH \/ Ni-CD\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSupported Li-ion Sizes: 10440, 14500, 14650, 16340, 17335, 17500, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22650, 25500, 26650\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSupported Ni-MH\/Ni-CD Sizes: AAAA, AAA, AA, A, SC, C\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eImportant Restriction:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e This charger does NOT support protected 20700 and 21700 batteries.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eApplications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eBulk charging and maintenance for high-volume 18650\/21700 batteries used in EDC flashlights and tactical gear.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eEfficient batch management and power replenishment for RC drones, model aircraft, and hobby electronics.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eDaily mixed charging for large quantities of 1.2V AA\/AAA Ni-MH batteries in households, schools, and office environments.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eProfessional battery diagnostic and revival station for emergency equipment and outdoor survival kits.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eAn all-in-one, efficient charging hub for users managing multiple battery types and sizes.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eFrequently Asked Questions (FAQ)\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ1: Does the XTAR MC6C support protected 20700 and 21700 batteries?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA1: No. The MC6C is physically compatible with 20700 and 21700 sizes, but it specifically DOES NOT support protected 20700 and 21700 batteries due to length restrictions. Please do not use protected versions of these cells with this charger.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ2: What are the charging currents for the different slots?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA2: The MC6C intelligently allocates current. Slots 1, 2, 5, and 6 can charge at up to 1.0A, while slots 3 and 4 charge at up to 0.5A. When charging Ni-MH batteries, it uses a default 0.5A current.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ3: What do the LED grid lights indicate?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA3: Slow flashing battery frame: Activation or battery identification. Steady frame with flowing grid: Charging in progress. Steady frame and 4 steady grids: Fully charged. Fast flashing frame and grid: Reverse polarity, activation failure, or abnormal status.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ4: How does the 0V activation function work?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA4: If a lithium battery is over-discharged to near 0V and cannot be recognized by standard chargers, the MC6C will automatically apply a safe, low 100mA current to activate the battery's protection circuit, often successfully reviving it. Note: The LED will flash slowly during this activation period.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ5: Can I use the Type-C and DC ports at the same time?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA5: You can use either port independently. The charger will adapt to whichever power source is connected. The input requirement is 5V 3A for optimal performance across all 6 slots.\u003c\/span\u003e\u003c\/p\u003e","brand":"XTAR","offers":[{"title":"Default Title","offer_id":51454144250102,"sku":"OAS340","price":32.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/xtar-mc6c-6bay-usb-c-fast-charger-main_ed98f40a-7fec-4296-9830-58c4b6e80282.webp?v=1786965699"},{"product_id":"nitecore-ci2-intelligent-dual-slot-quick-usb-c-battery-charger-for-li-ion-ni-mh-ni-cd-imr-16340-14500-18650-21700-22500-aa-aaa-c-dand-more-batteries","title":"NITECORE Ci2 2-Bay Smart Battery Charger | USB-C QC\/PD 3000mA Fast Charge for 3.6V\/3.7V Li-ion \u0026 1.2V Ni-MH Batteries","description":"\u003ch2\u003e\u003cspan class=\"\"\u003eProduct Description\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eThe NITECORE Ci2 is a highly intelligent and powerful 2-slot battery charger designed for versatile and efficient battery management. Featuring a modern USB-C input that supports QC and PD fast charging protocols (up to 18W), it delivers an impressive 3000mA maximum output for a single slot in fast charge mode. The Ci2 utilizes an automatic current distribution system to intelligently allocate the optimal charging current across its two slots based on battery capacity and type. It includes a proprietary battery activation function to revive over-discharged Li-ion batteries and an optimized charging program specifically for IMR batteries to enhance lifespan. Constructed with flame-retardant PC materials and equipped with comprehensive safety protections, the NITECORE Ci2 is a reliable, fast, and compact charging solution for your everyday devices and outdoor gear.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e3000mA Ultra-Fast Charging \u0026amp; QC\/PD Support: In fast charge mode, it provides up to 3000mA for a single slot and 1500mA per slot for two slots. Standard mode offers 2000mA for a single slot and 1000mA per slot for two slots. Features a USB-C port that intelligently recognizes QC and PD chargers (5V\/2A, 9V\/2A, 12V\/1.5A, 18W max).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eAutomatic Current Distribution \u0026amp; Smart Charging: Built-in microchip automatically identifies battery capacity and type, then intelligently allocates the ideal charging current. Simply insert the batteries and let the Ci2 handle the rest.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eOptimized Program for IMR Batteries: Features a tailored charging algorithm designed specifically for IMR batteries, with comprehensive monitoring to keep the charging cut-off voltage strictly within the safe 4.2V range, significantly extending battery life.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eIntelligent Battery Activation Function: Automatically detects and safely activates over-discharged Li-ion batteries equipped with protection circuits. If a battery is damaged and cannot be revived, all LED indicators will flash rapidly to notify the user.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eClear LED Status Indicators: Displays real-time battery charge status via intuitive LED lights. One green light indicates approximately 30% charge; two green lights indicate approximately 60% charge; three green lights indicate fully charged. A red light indicates active fast charging mode.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eDual External \u0026amp; Internal Safety Protections: Externally built with premium PC flame-retardant material and an efficient heat dissipation fin design. Internally, it features charging timeout protection, anti-reverse polarity and short-circuit protection, and an intelligent temperature control program.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eAutomatic Energy-Saving Mode: When the charger is connected to a power source but no batteries are inserted, all indicator lights automatically turn off to reduce power consumption and minimize standby energy loss.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eProduct Parameters\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eBrand: NITECORE\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eModel: Ci2\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eInput Voltage: DC 5V\/2A, 9V\/2A, 12V\/1.5A (18W Max, USB-C)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eOutput Voltage: 4.2V ±1% \/ 1.48V ±1%\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eOutput Current (Fast Mode): 3000mA\u003c\/span\u003e\u003cem\u003e\u003cspan class=\"\"\u003e1 (Max), 1500mA\u003c\/span\u003e\u003c\/em\u003e\u003cspan class=\"\"\u003e2 (Max)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eOutput Current (Standard Mode): 2000mA\u003c\/span\u003e\u003cem\u003e\u003cspan class=\"\"\u003e1 (Max), 1000mA\u003c\/span\u003e\u003c\/em\u003e\u003cspan class=\"\"\u003e2 (Max)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eDimensions: 148mm x 65mm x 37mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eNet Weight: 120.4g (excluding cable)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSupported Battery Types: 3.6V \/ 3.7V Li-ion (IMR\/INR\/ICR), 1.2V Ni-MH \/ Ni-CD\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSupported Li-ion\/IMR Sizes: 10440, 14500, 14650, 16500, 16340 (RCR123), 16650, 17350, 17500, 17650, 17670, 17700, 18350, 18490, 18500, 18650, 18700, 21700, 22500, 22650, 25500, 26500, 26650, 26700\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSupported Ni-MH\/Ni-CD Sizes: AA, AAA, AAAA, C, D\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eApplications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eRapid daily charging and maintenance for high-performance EDC tactical flashlights and searchlights.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eFast and optimized power replenishment for IMR batteries used in high-wattage electronic cigarettes .\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003ePortable power station for camping gear via USB-C connection to mobile power or solar panels.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eConvenient and efficient charging hub for AA\/AAA Ni-MH batteries used in household electronics.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eFrequently Asked Questions (FAQ)\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ1: What is the maximum charging current of the NITECORE Ci2?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA1: In fast charging mode, the Ci2 provides a maximum of 3000mA for a single slot, or 1500mA per slot when charging two batteries simultaneously. In standard mode, it provides 2000mA for a single slot, or 1000mA per slot for two batteries.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ2: How do I achieve the fastest possible charging speed?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA2: To reach the peak 3000mA output, you must use a QC or PD power adapter (supporting 9V\/2A or 12V\/1.5A input) and charge a single lithium-ion battery in only one slot.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ3: Does the Ci2 support 21700 batteries or LiFePO4 batteries?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA3: Yes, it fully supports 21700 batteries (as well as larger sizes like 26650). However, it does NOT support 3.2V LiFePO4 batteries, as it utilizes a fixed 4.2V cut-off voltage designed specifically for 3.6V\/3.7V Li-ion cells.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ4: What do the LED indicator lights mean?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA4: 1 green light indicates roughly 30% charge; 2 green lights indicate roughly 60% charge; 3 green lights mean fully charged. A red light indicates active fast charging. If all LEDs flash rapidly, it indicates a battery activation failure or a damaged battery.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ5: Can I charge Li-ion and Ni-MH batteries at the same time?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA5: Yes. The Ci2 features two independent charging slots with automatic current distribution. You can safely charge a Li-ion battery in one slot and a Ni-MH battery in the other slot simultaneously.\u003c\/span\u003e\u003c\/p\u003e","brand":"Nitecore","offers":[{"title":"Default Title","offer_id":51454159061238,"sku":"OAS420","price":28.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/imagesnitecore-ci2-dual-usb-c-charger-main_10e61868-e885-4911-b92e-a73ac8a83ef2.webp?v=1786965986"},{"product_id":"nitecore-ci4-18650-battery-charger21700-qc-pd-battery-charger-for-3-7v-14500-10400-18500-18350-18650-18700-20700-21700-22650-26650-li-ion-battery1-2v-ni-mh-ni-cd-battery4-bay-18650-usb-charger","title":"NITECORE Ci4 4-Bay Smart Battery Charger | USB-C QC\/PD 3000mA Fast Charge for 3.6V\/3.7V Li-ion \u0026 1.2V Ni-MH Batteries","description":"\u003ch2\u003e\u003cspan class=\"\"\u003eProduct Description\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eThe NITECORE Ci4 is a highly intelligent and powerful 4-slot battery charger engineered for efficient multi-battery management. Featuring a modern USB-C input that supports QC and PD fast charging protocols (up to 18W), it delivers an impressive 3000mA maximum output for a single slot in fast charge mode. The Ci4 utilizes an automatic current distribution system to intelligently allocate the optimal charging current across all four slots based on battery capacity and type. It includes a proprietary battery activation function to revive over-discharged Li-ion batteries and an optimized charging program specifically for IMR batteries to enhance lifespan. Constructed with flame-retardant PC materials and equipped with comprehensive safety protections, the NITECORE Ci4 is the ultimate, reliable charging station for your demanding outdoor gear and daily electronics.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e3000mA Ultra-Fast Multi-Slot Charging: In fast charge mode, it delivers up to 3000mA for a single slot; 1500mA per slot for two slots; 1000mA per slot for three slots; and 750mA per slot for four slots. Standard mode offers 2000mA for a single slot, 1000mA per slot for two slots, 700mA per slot for three slots, and 500mA per slot for four slots.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQC\/PD Dual Fast Charge Protocols: Features a versatile USB-C port that intelligently recognizes QC and PD chargers (5V\/2A, 9V\/2A, 12V\/1.5A, 18W max) to ensure optimal high-speed power input.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eAutomatic Current Distribution \u0026amp; Smart Charging: Built-in microchip automatically identifies battery capacity and type, then intelligently allocates the ideal charging current. Simply insert the batteries and let the Ci4 handle the rest.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eOptimized Program for IMR Batteries: Features a tailored charging algorithm designed specifically for IMR batteries, with comprehensive monitoring to keep the charging cut-off voltage strictly within the safe 4.2V range, significantly extending battery life.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eIntelligent Battery Activation Function: Automatically detects and safely activates over-discharged Li-ion batteries equipped with protection circuits. If a battery is damaged and cannot be revived, all LED indicators will flash rapidly to notify the user.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eClear LED Status Indicators: Displays real-time battery charge status via intuitive LED lights. One green light indicates approximately 30% charge; two green lights indicate approximately 60% charge; three green lights indicate fully charged. A red light indicates active fast charging mode.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eDual External \u0026amp; Internal Safety Protections: Externally built with premium PC flame-retardant material and an efficient heat dissipation fin design. Internally, it features charging timeout protection, anti-reverse polarity and short-circuit protection, and an intelligent temperature control program.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eAutomatic Energy-Saving Mode: When the charger is connected to a power source but no batteries are inserted, all indicator lights automatically turn off to reduce power consumption and minimize standby energy loss.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eProduct Parameters\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eBrand: NITECORE\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eModel: Ci4\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eInput Voltage: DC 5V\/2A, 9V\/2A, 12V\/1.5A (18W Max, USB-C)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eOutput Voltage: 4.2V ±1% \/ 1.48V ±1%\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eOutput Current (Fast Mode): 3000mA\u003c\/span\u003e\u003cem\u003e\u003cspan class=\"\"\u003e1 (Max), 1500mA\u003c\/span\u003e\u003c\/em\u003e\u003cspan class=\"\"\u003e2 (Max), 1000mA\u003c\/span\u003e\u003cem\u003e\u003cspan class=\"\"\u003e3 (Max), 750mA\u003c\/span\u003e\u003c\/em\u003e\u003cspan class=\"\"\u003e4 (Max)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eOutput Current (Standard Mode): 2000mA\u003c\/span\u003e\u003cem\u003e\u003cspan class=\"\"\u003e1 (Max), 1000mA\u003c\/span\u003e\u003c\/em\u003e\u003cspan class=\"\"\u003e2 (Max), 700mA\u003c\/span\u003e\u003cem\u003e\u003cspan class=\"\"\u003e3 (Max), 500mA\u003c\/span\u003e\u003c\/em\u003e\u003cspan class=\"\"\u003e4 (Max)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eDimensions: 148mm x 105mm x 37mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eNet Weight: 191.4g (excluding cable)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSupported Battery Types: 3.6V \/ 3.7V Li-ion (IMR\/INR\/ICR), 1.2V Ni-MH \/ Ni-CD\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSupported Li-ion\/IMR Sizes: 10440, 14500, 14650, 16500, 16340 (RCR123), 16650, 17350, 17500, 17650, 17670, 17700, 18350, 18490, 18500, 18650, 18700, 21700, 22500, 22650, 25500, 26500, 26650, 26700\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSupported Ni-MH\/Ni-CD Sizes: AA, AAA, AAAA, C, D\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eApplications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eRapid batch charging and maintenance for high-performance EDC tactical flashlights, searchlights, and headlamps.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eMulti-battery management for 18650\/21700 cells used in outdoor power stations and camping equipment.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSafe and optimized high-speed charging for IMR batteries used in high-drain electronic cigarettes.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eComprehensive battery activation and maintenance for emergency kits and portable communication devices.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eAn all-in-one smart charging hub for large households managing diverse Li-ion and Ni-MH battery collections.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eFrequently Asked Questions (FAQ)\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ1: What is the maximum charging current of the NITECORE Ci4?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA1: In fast charging mode, the Ci4 provides a maximum of 3000mA for a single slot, 1500mA per slot for two slots, 1000mA per slot for three slots, or 750mA per slot for four slots. In standard mode, it provides 2000mA (1 slot), 1000mA (2 slots), 700mA (3 slots), or 500mA (4 slots).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ2: How do I achieve the fastest possible charging speed?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA2: To reach the peak 3000mA output, you must use a QC or PD power adapter (supporting 9V\/2A or 12V\/1.5A input) and charge a single lithium-ion battery in only one slot.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ3: Does the Ci4 support 21700 batteries or LiFePO4 batteries?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA3: Yes, it fully supports 21700 batteries (as well as larger sizes like 26650). However, it does NOT support 3.2V LiFePO4 batteries, as it utilizes a fixed 4.2V cut-off voltage designed specifically for 3.6V\/3.7V Li-ion cells.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ4: What do the LED indicator lights mean?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA4: 1 green light indicates roughly 30% charge; 2 green lights indicate roughly 60% charge; 3 green lights mean fully charged. A red light indicates active fast charging. If all LEDs flash rapidly, it indicates a battery activation failure or a damaged battery.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ5: Can I charge Li-ion and Ni-MH batteries at the same time?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA5: Yes. The Ci4 features four independent charging slots with automatic current distribution. You can safely charge a Li-ion battery in one slot and a Ni-MH battery in another slot simultaneously.\u003c\/span\u003e\u003c\/p\u003e","brand":"Nitecore","offers":[{"title":"Default Title","offer_id":51454159094006,"sku":"OAS421","price":38.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/imagesnitecore-ci4-4bay-usb-c-charger-main_35c21482-1063-4fd9-9da9-6dd1a3803b48.webp?v=1786965988"},{"product_id":"nitecore-ums2-intelligent-dual-slot-quick-usb-c-battery-charger-for-li-ion-ni-mh-ni-cd-imr-16340-14500-18650-21700-20700-aa-aaa-and-more-batteries","title":"NITECORE UMS2 2-Bay Smart Battery Charger | USB-C QC 3000mA Fast Charge with LCD Health Monitor for 3.6V\/3.7V Li-ion, 3.2V LiFePO4 \u0026 1.2V Ni-MH Batteries","description":"\u003ch2\u003e\u003cspan class=\"\"\u003eProduct Description\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eThe NITECORE UMS2 is a highly advanced 2-slot smart battery charger designed for professionals and enthusiasts who demand precision and reliability. Equipped with a bright LCD display, it provides real-time monitoring of charging current, battery voltage, charged capacity, and even internal resistance to assess battery health. Supporting USB-C input with QC fast charging (up to 18W), it delivers a remarkable 3000mA maximum output for a single slot. The UMS2 features a customizable charging mode with adjustable voltages (4.35V, 4.2V, 3.7V, 1.48V) to accommodate a wide range of battery chemistries, including standard 3.6V\/3.7V Li-ion, 3.2V LiFePO4, and 1.2V Ni-MH\/Ni-CD. It also includes an IMR battery repair function and an over-discharged battery activation feature. Built with flame-retardant PC materials and intelligent temperature control, the NITECORE UMS2 is the ultimate smart charging solution for your high-performance devices.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e3000mA Ultra-Fast Charging \u0026amp; QC Support: In fast charge mode, it provides up to 3000mA for a single slot and 2000mA per slot for two slots. Features a USB-C port that supports QC fast charging (5V\/2A, 9V\/2A, up to 18W), ensuring quick power replenishment.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eReal-Time LCD Monitoring \u0026amp; Battery Health Test: The high-definition LCD screen displays real-time charging current, voltage, charged capacity, and battery type. It also performs an automatic internal resistance (IR) test to assess battery health, displaying \"Good\" or \"Poor\" status on the screen.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eAdjustable Multi-Voltage \u0026amp; Multi-Chemistry Support: Offers adjustable charging voltages (4.35V, 4.2V, 3.7V, 1.48V) to support a wide range of battery types, including high-voltage 3.6V\/3.7V Li-ion, IMR, 3.2V LiFePO4, and 1.2V Ni-MH\/Ni-CD batteries.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eIMR Battery Repair \u0026amp; Activation Functions: Features a dedicated repair mode for over-discharged IMR batteries (indicated by \"EEEE\" on the display). Simply long-press the \"V\" button to start the repair process. It also automatically activates over-discharged Li-ion batteries with protection circuits.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSafety Protections \u0026amp; Smart Cooling: Built with premium PC flame-retardant material and a unique cooling fin design. It features full-automatic intelligent temperature control, overcharging timeout protection, reverse polarity and short-circuit protection (indicated by flashing \"EE\").\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eEnergy-Saving Mode: The LCD screen automatically dims after 10 minutes of inactivity to save power and reduce eye strain in dark environments.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eProduct Parameters\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eBrand: NITECORE\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eModel: UMS2\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eInput Voltage: DC 5V\/2A, 9V\/2A (Max 18W, USB-C)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eOutput Voltage: 4.35V ±1% \/ 4.2V ±1% \/ 3.7V ±1% \/ 1.48V ±1%\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eOutput Current (Fast Mode): 3000mA\u003c\/span\u003e\u003cem\u003e\u003cspan class=\"\"\u003e1 (Max), 2000mA\u003c\/span\u003e\u003c\/em\u003e\u003cspan class=\"\"\u003e2 (Max)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eOutput Current (Standard Mode): 2000mA\u003c\/span\u003e\u003cem\u003e\u003cspan class=\"\"\u003e1 (Max), 1000mA\u003c\/span\u003e\u003c\/em\u003e\u003cspan class=\"\"\u003e2 (Max)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eDimensions: 152mm x 73mm x 40mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eNet Weight: 157.7g (excluding cable)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSupported Battery Types:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e 3.6V \/ 3.7V Li-ion (IMR\/INR\/ICR), 3.2V \/ 3.3V LiFePO4, 1.2V Ni-MH \/ Ni-CD\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSupported Li-ion\/IMR\/LiFePO4 Sizes:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e 10440, 14500, 14650, 16500, 16340 (RCR123), 16650, 17350, 17500, 17650, 17670, 17700, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22500, 22650, 25500, 26500, 26650, 26700\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSupported Ni-MH\/Ni-CD Sizes:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e AA, AAA, AAAA, C, D\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eApplications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eProfessional battery management and health diagnosis for high-performance EDC tactical flashlights and searchlights.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eAdvanced charging and repair for 18650\/21700 batteries used in high-wattage electronic cigarettes.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eReliable outdoor charging station for camping gear, solar panels, and power banks via USB-C input.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eCustomizable charging and testing for LiFePO4 batteries in DIY power stations and solar projects.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA high-precision charging hub for maintaining AA\/AAA Ni-MH batteries for household electronics.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eFrequently Asked Questions (FAQ)\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ1: Does the UMS2 support 21700 batteries?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA1: Yes, the UMS2 is fully compatible with 21700 batteries, as well as larger cells like 26650 and 26700, thanks to its extended slot design.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ2: How does the battery health monitoring function work?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA2: Once a battery is inserted, the charger automatically performs an internal resistance test. The screen will display the resistance value in mΩ and indicate the health status as \"Good\" or \"Poor\", helping you identify aged or degraded cells.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ3: What is the IMR battery repair function?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA3: If you insert an over-discharged IMR battery, the screen will display \"EEEE\" to indicate it needs repair. You can long-press the \"V\" button to enter repair mode, and once complete, it will automatically switch to the normal charging mode.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ4: Can I charge LiFePO4 batteries with the UMS2?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA4: Yes, the UMS2 fully supports 3.2V\/3.3V LiFePO4 batteries. It offers adjustable charging voltages, allowing you to select the appropriate profile based on the specific cell requirements.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ5: What do the flashing \"EE\" error messages indicate?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA5: The flashing \"EE\" on the display indicates a reverse polarity connection or a short circuit. Please immediately remove the battery, check for correct polarity, and reinsert it properly to resume safe charging.\u003c\/span\u003e\u003c\/p\u003e","brand":"Nitecore","offers":[{"title":"Default Title","offer_id":51454160273654,"sku":"OAS424","price":56.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/imagesnitecore-ums2-dual-usb-c-charger-main_5d65368b-1611-4d8c-9991-0580ded9d1ef.webp?v=1786965988"},{"product_id":"nitecore-ums4-intelligent-usb-c-four-slot-quick-battery-charger-for-li-ion-ni-mh-ni-cd-imr-16340-14500-18650-21700-20700-aa-aaa-and-more-batteries","title":"NITECORE UMS4 4-Bay Smart Battery Charger | USB-C QC 3000mA Fast Charge with LCD Health Monitor for 3.6V\/3.7V Li-ion, 3.2V LiFePO4 \u0026 1.2V Ni-MH Batteries","description":"\u003ch2\u003e\u003cspan class=\"\"\u003eProduct Description\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eThe NITECORE UMS4 is a premium 4-slot intelligent battery charger designed for enthusiasts and professionals managing multiple batteries. It features a USB-C input supporting QC 2.0 fast charging (up to 18W) and delivers a powerful 3000mA maximum output for a single slot. The high-definition LCD screen provides comprehensive real-time data, including charging current, voltage, and internal resistance, enabling accurate battery health assessment (Good\/Poor). With adjustable charging voltages (4.35V, 4.2V, 3.7V, 1.48V), it supports a wide range of chemistries, including standard 3.6V\/3.7V Li-ion, 3.2V LiFePO4, and 1.2V Ni-MH\/Ni-CD. Built-in IMR repair, over-discharge activation, and PC flame-retardant materials ensure safety and longevity.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e3000mA Fast Charge \u0026amp; QC 2.0 Support: Single slot max 3000mA output. Supports 5V\/2A, 9V\/2A, 12V\/1.5A QC 2.0 input (18W max).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eReal-time LCD Monitoring \u0026amp; IR Health Test: HD LCD displays voltage, current, charged capacity, and internal resistance. Automatically grades battery health as \"Good\" or \"Poor\".\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eAdjustable Multi-Voltage \u0026amp; Multi-Chemistry Support: Selectable output voltages (4.35V, 4.2V, 3.7V, 1.48V) for 3.6V\/3.7V Li-ion, 3.2V LiFePO4, IMR, and 1.2V Ni-MH\/Ni-CD batteries.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eIMR Battery Repair \u0026amp; Activation: Displays \"EEEE\" for over-discharged IMR cells; long-press \"V\" to repair. Automatically activates over-discharged protected Li-ion batteries.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e4 Independent Slots: Supports simultaneous mixed charging of different battery types and sizes, with independent circuits.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eAdvanced Safety \u0026amp; Cooling: PC flame-retardant material, unique cooling fins, intelligent temperature control, over-charge timeout protection, reverse polarity and short-circuit protection (flashing \"EE\").\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eEnergy-Saving Mode: LCD screen automatically dims after 3 minutes of inactivity.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eProduct Parameters\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eBrand: NITECORE\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eModel: UMS4\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eInput Voltage: DC 5V\/2A, 9V\/2A, 12V\/1.5A (Max 18W, USB-C)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eOutput Voltage: 4.35V ±1%, 4.2V ±1%, 3.7V ±1%, 1.48V ±1%\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eOutput Current: 3000mA\u003c\/span\u003e\u003cem\u003e\u003cspan class=\"\"\u003e1 (Max), 2000mA\u003c\/span\u003e\u003c\/em\u003e\u003cspan class=\"\"\u003e2 (Max), 1000mA*4 (Max)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eDimensions: 159 x 107 x 41 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eNet Weight: 255.4g (excluding cable)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSupported Battery Types:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e 3.6V \/ 3.7V Li-ion (IMR\/INR\/ICR), 3.2V \/ 3.3V LiFePO4, 1.2V Ni-MH \/ Ni-CD\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSupported Li-ion\/IMR\/LiFePO4 Sizes:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e 10440, 14500, 14650, 16500, 16340 (RCR123), 16650, 17350, 17500, 17650, 17670, 17700, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22500, 22650, 25500, 26500, 26650, 26700\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSupported Ni-MH\/Ni-CD Sizes:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e AA, AAA, AAAA, C, D\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eApplications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eProfessional maintenance and health diagnosis for high-end EDC tactical flashlights.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan style=\"background-color: transparent; color: inherit; font-size: inherit; letter-spacing: inherit; text-decoration-line: underline;\"\u003eSimultaneous mixed-charging station for managing multiple household electronics batteries (Li-ion, LiFePO4 \u0026amp; \u003c\/span\u003eNi-MH\u003cspan style=\"background-color: transparent; color: inherit; font-size: inherit; letter-spacing: inherit; text-decoration-line: underline;\"\u003e).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eCustomizable charging for LiFePO4 batteries in DIY power stations and solar projects.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eOutdoor power hub for camping gear, utilizing solar panel or mobile power USB-C input.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eFrequently Asked Questions (FAQ)\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ1: Does the UMS4 support 21700 batteries?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA1: Yes, the UMS4 is fully compatible with 21700 batteries, as well as larger cells like 26650 and 26700.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ2: How does the battery health monitoring function work?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA2: Once a battery is inserted, the charger automatically performs an internal resistance test. The screen will display the resistance value in mΩ and indicate the health status as \"Good\" (resistance \u0026lt; 250mΩ) or \"Poor\" (resistance \u0026gt; 250mΩ), helping you identify aged or degraded cells.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ3: What is the IMR battery repair function?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA3: If you insert an over-discharged IMR battery, the screen will display \"EEEE\" to indicate it needs repair. You can long-press the \"V\" button to enter repair mode, and once complete, it will automatically switch to the normal charging mode.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ4: Can I charge LiFePO4 batteries with the UMS4?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA4: Yes, the UMS4 fully supports 3.2V\/3.3V LiFePO4 batteries. It offers adjustable charging voltages, allowing you to select the appropriate profile based on the specific cell requirements.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ5: What do the flashing \"EE\" error messages indicate?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA5: The flashing \"EE\" on the display indicates a reverse polarity connection or a short circuit. Please immediately remove the battery, check for correct polarity, and reinsert it properly to resume safe charging.\u003c\/span\u003e\u003c\/p\u003e","brand":"Nitecore","offers":[{"title":"Default Title","offer_id":51454160306422,"sku":"OAS425","price":63.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/imagesnitecore-ums4-4bay-usb-c-charger-main_959bfb0e-1c28-40c3-a1f5-7f0391976aa8.webp?v=1786965989"},{"product_id":"nitecore-um2-2-slot-smart-battery-charger-with-lcd-display-qc-pd-fast-charging-for-18650-21700-26650-li-ion-batteries","title":"NITECORE UM2 2-Slot Smart Battery Charger with LCD Display – QC\/PD Fast Charging for 18650, 21700, 26650 Li-ion Batteries","description":"\u003ch2\u003e\u003cspan class=\"\"\u003eProduct Description\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNITECORE UM2\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e is a premium intelligent dual-slot USB-C battery charger designed for safety, speed, and versatility.\u003c\/span\u003e\u003cspan class=\"\"\u003e Whether you are a professional flashlight user, an outdoor enthusiast, or a DIY electronics builder, the UM2 delivers unparalleled charging performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eEquipped with a high-definition \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eLCD display\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e, the UM2 allows you to monitor real-time charging status, including battery voltage, charging current, charged capacity, and elapsed time. \u003c\/span\u003e\u003cspan class=\"\"\u003eIt supports \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQC 2.0 fast input\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e and provides a maximum output of \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e1500mA per slot\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e (3000mA total).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eThe UM2 is not just a charger—it’s a battery life saver. \u003c\/span\u003e\u003cspan class=\"\"\u003eIt features \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eIMR battery repair and activation functions\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e, helping you revive over-discharged lithium batteries.\u003c\/span\u003e\u003cspan class=\"\"\u003e With multiple safety protections, including reverse polarity, short-circuit prevention, and a built-in intelligent temperature control system, your batteries are always in safe hands.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eIntelligent Dual-Slot Charging:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Two independent charging slots with a total output of 3000mA (1500mA per slot).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eHigh-Definition LCD Display:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Real-time monitoring of charging current, voltage, capacity, and time.\u003c\/span\u003e\u003cspan class=\"\"\u003e The screen automatically dims after 10 minutes to save power.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQC 2.0 Fast Charging:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Supports Quick Charge 2.0 input for significantly reduced charging times.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eBattery Activation \u0026amp; Repair:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Automatically detects and activates over-discharged IMR\/Li-ion batteries.\u003c\/span\u003e\u003cspan class=\"\"\u003e Displays \"EE\" when a battery is beyond repair.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e3 Charging Modes:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Automatically selects CC (Constant Current), CV (Constant Voltage), and -dV\/dt (for NiMH\/NiCd) modes based on battery chemistry.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eManual Setting:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Long-press the \"C\" button to manually adjust charging voltage (3.7V\/4.2V\/4.3V) and current (100mA ~ 1500mA).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eUSB-C Input:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Powered via USB-C, compatible with power banks, solar panels, USB adapters, and laptops.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eAdvanced Safety Protection:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Features reverse polarity protection, short-circuit protection, overcharge cut-off, and full-automatic smart temperature control.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eUnique Heat Dissipation Design:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Built-in cooling fins on both sides ensure stable charging by preventing heat buildup.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eFire-Resistant Material:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Manufactured with PC flame-retardant materials for maximum safety.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eParameters (Specifications)\u003c\/span\u003e\u003c\/h2\u003e\n\u003cdiv class=\"ds-scroll-area ds-scroll-area--show-on-focus-within ds-scroll-area--enabled _1210dd7 c03cafe9\"\u003e\n\u003cdiv class=\"ds-scroll-area__gutters\"\u003e\n\u003cdiv class=\"ds-scroll-area__horizontal-gutter\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"ds-scroll-area__vertical-gutter\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctr\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eParameter\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eInput Voltage\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eDC 5V\/2A, 9V\/2A (QC 2.0)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eInput Power\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e18W (Max)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eOutput Voltage\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e4.35V ±1% \/ 4.2V ±1% \/ 3.7V ±1% \/ 1.48V ±1%\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eOutput Current\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eFast Charge Mode: 1500mA × 2 (Max)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eStandard Mode: 1000mA × 2 (Max)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eCompatible Batteries (Li-ion)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e3.6\/3.7V IMR\/Li-ion\/3.2V LiFePO4: 10440, 14500, 14650, 16500, 16340, 16650, 17350, 17500, 17650, 17670, 17700, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22500, 22650, 25500, 26500, 26650, 26700\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eCompatible Batteries (NiMH\/NiCd)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e1.2V AA, AAA, AAAA, C, D\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eDimensions\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e152mm × 73mm × 40mm (5.98\" × 2.87\" × 1.57\")\u003c\/span\u003e\u003c\/td\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003cstrong\u003e\u003cspan class=\"\"\u003eWeight\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e148.3g (5.23oz) (Without charging cable)\u003c\/span\u003e\n\u003cbr\u003e\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eApplications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eEveryday Carry (EDC):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Perfect for charging 18650 and 21700 batteries used in high-performance flashlights and headlamps.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eOutdoor Adventures:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e USB-C input allows you to charge batteries via solar panels or power banks during camping, hiking, or emergency situations.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eDIY Electronics \u0026amp; Power Banks:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Ideal for hobbyists building custom battery packs or using NiMH\/NiCd cells for RC devices.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eIndustrial \u0026amp; Professional Use:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Reliable charging for cordless power tools, security cameras, and medical devices.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eFAQ \u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ1: What is the difference between Fast Charge Mode and Standard Mode?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eA:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e In Fast Charge Mode, the UM2 outputs 1500mA per slot for faster charging (up to 18W total).\u003c\/span\u003e\u003cspan class=\"\"\u003e In Standard Mode, it outputs 1000mA per slot, which is gentler on batteries and suitable for overnight charging.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ2: What does the \"EE\" error display mean?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eA:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e The \"EE\" display indicates that the battery is either damaged, has a short circuit, or is over-discharged beyond the safe repair threshold. For over-discharged IMR batteries, you can long-press the \"V\" button to attempt repair mode.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ3: Can I charge NiMH and Li-ion batteries at the same time?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eA:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Yes, the UM2 has two independent slots.\u003c\/span\u003e\u003cspan class=\"\"\u003e You can charge different battery chemistries (Li-ion, NiMH, NiCd) simultaneously without interference.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ4: Does the UM2 support USB-C to USB-C charging?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eA:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Yes, the UM2 uses a USB-C port.\u003c\/span\u003e\u003cspan class=\"\"\u003e You can power it using a standard USB-C cable connected to a compatible QC 2.0 wall adapter, power bank, or laptop.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ5: How long does it take to charge a 3500mAh battery?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eA:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e In Fast Charge Mode (1500mA), charging a 3500mAh battery to 80% takes approximately 2 hours.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\u003cbr\u003e ","brand":"Nitecore","offers":[{"title":"Default Title","offer_id":51454224072950,"sku":"OAS1353","price":39.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/nitecore-um2-main-hero-dual-slot-charger_7815ce3c-9f8b-4b2a-ac71-0c04fc2269d7.webp?v=1786968664"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/collections\/1.2V_db482b6e-0ba2-4b20-81b2-636e9a7920c0.jpg?v=1786696540","url":"https:\/\/oneandes.com\/collections\/aaaa-charger.oembed","provider":"OneAndes","version":"1.0","type":"link"}