This charger is designed for transforming the power supply to the USB power. The input voltage is 110-220 volts and the maximal output voltage is 4.2 volts.This charger can be used for 18650 2200MAH Battery,18500 1600MAH Battery,18350 battery as the battery charger.
It is very easy to use, and save your money, save your battery and charger too, no more headache for the battery and the charger.
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