{"product_id":"liitokala-lii-m4-charger-with-4x-21700-5000mah-batteries","title":"LiitoKala Lii-M4 4-Slot Smart Charger Kit with 4x 21700 5000mAh Batteries - Power Bank Function, Type-C Input, USB Output, Capacity Test (TEST Mode) for Flashlights, Power Banks \u0026 DIY Projects (Flat Top \/ Button Top, US\/EU\/UK Plug Options)","description":"\u003ch3\u003e\u003cspan class=\"\"\u003e【Product Description】\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eThe Ultimate 2-in-1 Charger Kit with High-Capacity 21700 Batteries!\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan class=\"\"\u003eWe have combined the versatile\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eLiitoKala Lii-M4 4-Slot Smart Charger\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003ewith\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e4x 21700 5000mAh Li-ion batteries\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003einto one perfect bundle. Whether you're a flashlight enthusiast, a DIY battery pack builder, or simply need reliable power for your household devices, this kit has you covered.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eLii-M4\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eis a revolutionary charger that doubles as an emergency power bank. Its built-in\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eUSB output\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003elets you insert a charged 21700 battery and use it to charge your phone on the go. The\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eprofessional Capacity Test (TEST) Mode\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003emeasures the real mAh capacity of your batteries, helping you identify fake or degraded cells. With 4 independent slots and a high-definition LCD display, you can monitor every battery's status in real-time.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003ePaired with\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e4x 21700 5000mAh batteries\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e, which feature a stable\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e10A continuous discharge\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eand an ultra-long\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e1000 cycle life\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e, this bundle is the ultimate power solution for extended outdoor trips, emergency preparedness, and heavy-duty applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cem\u003e\u003cspan class=\"\"\u003e( IMPORTANT: Please select your preferred variant. Choose between\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eFlat Top (70.9mm)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eor\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eButton Top (72mm)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003ebatteries. Button Top adds ~1mm length. Also select your preferred plug type: No Adapter, US Plug, EU Plug, or UK Plug. Please check your device's battery bay depth before ordering!)\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003e【Key Features】\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eCharger: LiitoKala Lii-M4\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003col start=\"1\"\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e2-in-1 Charger \u0026amp; Power Bank\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: Built-in USB output allows you to use a charged 21700 battery as an emergency power bank for your phone or other USB 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=\"\"\u003eProfessional Capacity Test (TEST Mode)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: Measures the real mAh capacity of your batteries to identify fake, degraded, or low-quality 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=\"\"\u003e4-Slot Independent Control\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: Charge up to four 21700 batteries simultaneously with independent monitoring.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eModern USB Type-C Input\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: Powered by any standard USB-C cable and 5V\/2A USB source (wall adapter, power bank, laptop, car charger).\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 display of battery type, voltage, charging current, capacity percentage, and elapsed time for all 4 slots.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eBattery: 21700 5000mAh\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003col start=\"6\"\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eMassive 5000mAh Capacity\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: Delivers extended runtimes for high-lumen flashlights and power-hungry 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=\"\"\u003eStable 10A Continuous Discharge\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: Provides reliable power without excessive voltage sag.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eUltra-Long 1000 Cycle Life\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: Withstands over 1000 charge\/discharge cycles with only 50% capacity degradation.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eAvailable in Flat Top \u0026amp; Button Top\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: Choose the terminal that fits your specific device. Flat Top (70.9mm) or Button Top (72mm).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003e【Parameters \u0026amp; Specifications】\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eCharger (LiitoKala Lii-M4)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eBrand\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: LiitoKala\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eModel\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: Lii-M4\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eInput\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: USB Type-C (5V \/ 2A)\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 Output\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: 5V \/ 1000mA (Power Bank Function)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eOutput Current\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: 500mA \/ 1000mA (per slot, adjustable)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eCompatible Chemistries\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: 3.7V\/3.8V Li-ion, 1.2V NiMH\/NiCd\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eCompatible Sizes\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: 26650, 22650, 21700, 20700, 18700, 18650, 18500, 18490, 18350, 17670, 17500, 16340, 14500, 10440, AA, AAA, AAAA\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eDisplay\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: LCD Screen\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSafety Features\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: Full Auto Stop, Reverse Polarity Protection, 0V Activation, Constant Voltage \u0026amp; Current, Overheat Protection\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eDimensions\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: 100mm × 133mm × 35mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eWeight\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: Approx. 220g\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eBattery (21700 5000mAh)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eBrand\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: LiitoKala\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eModel\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: Lii-50E\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 Size\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: 21700\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNominal Capacity\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: 5000mAh (Minimum 4800mAh)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNominal Voltage\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: 3.7V\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eFull Charge Voltage\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: 4.2V\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eDischarge Cut-off Voltage\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: 2.75V\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eMax Continuous Discharge Current\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: 10A (2C)\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\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: ≤20mΩ\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eCycle Life\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: 1000 cycles (50% capacity retention)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eTerminal Options\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: Flat Top (70.9mm) \/ Button Top (72mm)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eWeight\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: Approx. 67-70g (per battery)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003e【Applications】\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eHigh-Lumen Flashlights\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: Powers tactical and everyday carry flashlights.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eEmergency Power Bank\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: Use a charged 21700 as a backup power source for your phone.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ePower Banks \u0026amp; DIY Projects\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: Build custom power banks and battery packs for robotics and electronics.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eHousehold Battery Management\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: Charge and maintain your 21700 batteries for various 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=\"\"\u003eTravel \u0026amp; Outdoor Gear\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: Compact and Type-C powered, it's the perfect travel companion.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003e【Frequently Asked Questions (FAQ)】\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ1: What is the difference between Flat Top and Button Top?\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan class=\"\"\u003eA1:\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eFlat Top\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e(70.9mm) is the standard version for most modern devices.\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eButton Top\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e(72mm) has a raised terminal for older spring-loaded devices and adds ~1mm length. Please measure your device's battery bay before ordering!\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ2: Does the charger come with a wall adapter?\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan class=\"\"\u003eA2: It depends on the variant you choose. The \"No Adapter\" variant includes the charger and Type-C cable only. The \"US\/EU\/UK Plug\" variants additionally include the corresponding wall adapter. Please select carefully.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ3: How does the Power Bank function work?\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan class=\"\"\u003eA3: Insert a charged 21700 battery into slot 4, then plug your phone or USB device into the USB output port on the side. The charger will use the battery's energy to charge your device.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ4: Can I charge different types of batteries at the same time?\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan class=\"\"\u003eA4: Yes! The Lii-M4 features 4 independent slots with automatic identification. You can charge 21700 Li-ion batteries alongside NiMH AA batteries simultaneously.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ5: What is the TEST mode?\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan class=\"\"\u003eA5: The TEST mode runs a full charge-discharge-charge cycle to accurately measure the real mAh capacity of your battery, helping you identify fake or degraded cells.\u003c\/span\u003e\u003c\/p\u003e","brand":"LiitoKala","offers":[{"title":"Lii-M4 Charger + 4x 21700 5000mAh Flat Top (No Wall Adapter)","offer_id":51607840063734,"sku":"OAS1456","price":73.98,"currency_code":"USD","in_stock":true},{"title":"Lii-M4 Charger + 4x 21700 5000mAh Button Top (No Wall Adapter)","offer_id":51607840096502,"sku":"OAS1457","price":75.98,"currency_code":"USD","in_stock":true},{"title":"Lii-M4 Charger + US Plug Adapter + 4x 21700 5000mAh Flat Top","offer_id":51607840129270,"sku":"OAS1461","price":76.98,"currency_code":"USD","in_stock":true},{"title":"Lii-M4 Charger + US Plug Adapter + 4x 21700 5000mAh Button Top","offer_id":51607840162038,"sku":"OAS1462","price":78.98,"currency_code":"USD","in_stock":true},{"title":"Lii-M4 Charger + EU Plug Adapter + 4x 21700 5000mAh Flat Top","offer_id":51607840194806,"sku":"OAS1466","price":76.98,"currency_code":"USD","in_stock":true},{"title":"Lii-M4 Charger + EU Plug Adapter + 4x 21700 5000mAh Button Top","offer_id":51607840227574,"sku":"OAS1467","price":78.98,"currency_code":"USD","in_stock":true},{"title":"Lii-M4 Charger + UK Plug Adapter + 4x 21700 5000mAh Flat Top","offer_id":51607840260342,"sku":"OAS1471","price":76.98,"currency_code":"USD","in_stock":true},{"title":"Lii-M4 Charger + UK Plug Adapter + 4x 21700 5000mAh Button Top","offer_id":51607840293110,"sku":"OAS1472","price":78.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/liitokala-lii-m4-charger-4x-21700-5000mah-button-top-no-adapter-kit-main.webp?v=1789033370","url":"https:\/\/oneandes.com\/products\/liitokala-lii-m4-charger-with-4x-21700-5000mah-batteries","provider":"OneAndes","version":"1.0","type":"link"}