Authentic Nitecore UM20 Smart Charger Micro USB Charger Battery Charger - Black simply twist the cap with

simply twist the cap with pressure

E-juice filling: Press the cap to unscrew the atomizer cap

Manufactured with high precision electronic sensors to provide the most accurate measurements

Anti-Lost Language: Chinese

Authentic Nitecore UM20 Smart Charger Micro USB Charger Battery Charger - Black simply twist the cap withProduct Features: Brand: NITECORE Compatible with 18650,18490,18350,17670,17500,16340,14500,10440 Input Voltage: DC 5V Output Voltage: 4. 2V 1% 5V 1000mA 500mA LCD Screen: YES Auto Circuit Detection: YES Built in Protected Circuit: YES Over Voltage Protection: YES Short Circuit Protection: YES Over Charging Protection: YES Over Discharging Protection: YES High Definition LCD displays real time charging status Reverse Polarity Protection The UM20 will