Yuio Dual 18650 Battery Charger for 18500 14500 21700 26650 26700 18490 18350 17670 17500, USB Charger with LED Indicator, Universal Fast Dual Battery Charge for 3.7V/3.6V Li-ion Rechargeable Batteries

Specifications: Item Name: 1x18650 Battery Charger(Multi-function Charger - Dual Slots) Input: DC 5V 3A Output: DC 4.2V 3000mA USB Cable Length: 53cm Charging Indicator: LED flashes during charging Compatible Battery: 3.7V Lithium Battery Color: Black Size: 11.7 X 5.8 X 2.8 cm Charging Time: 2-8 hours Charging Indicator: 25%, 50%, 75%, 100% displayed; 100% indicates a full charge with all four LEDs illuminated Features: 1.Indicator Light: Each charging slot has a corresponding indicator light. The blue light flashes to indicate that 25%/50%/75% of the energy has been charged, and the green light indicates that the charge is fully charged. 2. The lithium battery charger compatible with 3.7v li-ion 10440, 14500, 14650, 17500, 17670, 18350, 18500, 18650, 20700, 21700, 22650, 25500, 26500, 26650, 16340. 3. The 2 bay lithium battery charger has a usb interface, which can be connected to a usb adapter, power bank, notebook, etc. usb battery charger is small and light, very easy to carry and use. 4. This smart battery charger using high-precision intelligent pulse charging control,providing trickle, constant current and constant voltage safety models, with two independent channels.this can charge the battery effectively,in the meantime,prevent the damage of reverse.providing overcurrent, overcharge, overvoltage, short circuit, and overheat protection.so that you can use it safer and more at ease.