{"product_id":"xtar-16340-rechargeable-battery-with-2a-fast-adjustable-current-universal-charger-650mah-3-7v-battery-with-16340-batteries-charger-for-18650-14500-3-7v-batteries","title":"XTAR FC2 Smart Charger with 16340 650mAh 3.7V Button Top Battery Bundle | Type-C Adjustable Current Kit for Compact Flashlights and Gadgets","description":"\u003ch2\u003e\u003cspan class=\"\"\u003eProduct Description\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eThis bundle combines the compact and straightforward XTAR FC2 2-slot smart charger with durable XTAR 16340 650mAh 3.7V protected lithium-ion rechargeable batteries. (Available in 1-Pack or 2-Pack options). The included 16340 battery delivers 650mAh true capacity with a 3.7V nominal voltage and a built-in protection board for safe use. It features a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eButton Top positive terminal\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e, ensuring excellent compatibility with compact flashlights and portable gadgets. Engineered for longevity, it maintains over 80% capacity even after 300 recharge cycles. The XTAR FC2 charger features a convenient Type-C input, a 3-level adjustable charging current slider, independent dual-slot circuits, and intuitive 4-LED indicators. With comprehensive safety protections, this kit provides a practical, durable, and reliable power management solution for your compact everyday 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=\"\"\u003eComplete Compact Power Kit: Includes one XTAR FC2 2-slot charger (with Type-C cable) and one or two XTAR 16340 650mAh 3.7V batteries based on your selection.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eDurable Battery Specifications: Features 650mAh true capacity, a 3.7V nominal voltage, and a 0.95A maximum continuous discharge current. The integrated protection board prevents overcharge, over-discharge, and short circuits. It features a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eButton Top positive terminal\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e, perfectly suitable for compact EDC lights. Weighing only 17g, it measures 16.4mm in diameter and 34.3mm in height.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eExtended 300-Cycle Lifespan: Engineered to retain over 80% of its original capacity even after 300 recharge cycles, offering exceptional long-term value and reliable performance over time.\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 an intuitive physical 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, offering precise control for various battery capacities and charging speed preferences.\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 via 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=\"\"\u003eDual Independent Slots: Supports mixed charging of 3.6V\/3.7V Li-ion and 1.2V 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=\"\"\u003eIntuitive 4-LED Indicator System: Real-time status display. Flowing\/Blinking lights indicate charging or activation; 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\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eCharger (XTAR FC2):\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\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\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, 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\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eBattery (XTAR 16340 650mAh):\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eBrand: XTAR\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eModel: 16340 Rechargeable Li-ion Battery\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eNominal Capacity: 650mAh\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eNominal Voltage: 3.7V\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eProtection Board: Built-in (Protected)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eMax Continuous Discharge Current: 0.95A\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ePositive Terminal: Button Top\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=\"\"\u003eWeight: 17g\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eDimensions: φ16.4 ± 0.3mm (Diameter) x H34.3 ± 0.5mm (Height)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eCycle Life Performance: Capacity loss less than 20% after 300 cycles.\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=\"\"\u003eEfficient daily charging and power supply for compact EDC flashlights, pen lights, and small 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 energy source and maintenance for laser pointers, remote controls, and small portable gadgets.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eLightweight portable charging solution for outdoor survival gear, mini headlamps, and emergency kits.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA simple and versatile mixed-charging solution for both 3.7V Li-ion and 1.2V Ni-MH household 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 this bundle?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA1: The bundle includes one XTAR FC2 smart charger, one Type-C charging cable, one user manual, and either 1 or 2 units of the XTAR 16340 650mAh 3.7V \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eButton Top\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e batteries based on your selected variant.\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. Note that the 2.0A setting supports only a single battery at a time.\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: Flowing or blinking lights indicate 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.\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 slot simultaneously.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ5: Can this charger accommodate the small 16340 battery size?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA5: Absolutely. The FC2's spring-loaded slots are designed to securely hold batteries ranging from small 10440\/16340 sizes up to large 26650 cells, ensuring a perfect fit for this compact 34.3mm battery.\u003c\/span\u003e\u003c\/p\u003e","brand":"XTAR","offers":[{"title":"1 Pack 16340 Battery+Charger","offer_id":51454152802550,"sku":"OAS327","price":22.98,"currency_code":"USD","in_stock":true},{"title":"2 Packs 16340 Battery+Charger","offer_id":51454152835318,"sku":"OAS328","price":29.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/xtar-16340-650mah-universal-charger-kit-main-1_b7006b76-f24d-4585-b891-0413b0ae7bee.webp?v=1786965920","url":"https:\/\/oneandes.com\/products\/xtar-16340-rechargeable-battery-with-2a-fast-adjustable-current-universal-charger-650mah-3-7v-battery-with-16340-batteries-charger-for-18650-14500-3-7v-batteries","provider":"OneAndes","version":"1.0","type":"link"}