- Input voltage: Micro USB DC 5V / 1-2A

   - Output voltage: 4.2V/ 0.5-1A

   - Output current: 1000mA / 500mA

   - Compatible with:Li-ion : 26650 18650 18500 18350 17670 16340 14500 10440

   - Dimensions: 13*3.5*7cm

   - Weight: 93g (without batteries or power cord)

   - The USB powered Li - ion 'charger

   - High definition LCD displays real time charging status

   - The Features of USB output charging

   - Enables data transfer via USB

   - The Features rear USB cable winder

   - Constructed from the fire retardant materials

   - Charging current can switch to 0.5 / 1A

   If your battery is not lithium battery or bad, the charger display Err

   Single battery charger Possess Over electric protection function

   NOTE: The Smart LCD USB Battery Charger Will Stop Working Upon Output Voltage Below 2.1V and Excessive Discharging.