Efest K1 Slim Battery Charger is a single slot Micro USB charger capable of 1A charging. The LED indicates when your battery is charging and when the battery is fully charged. The Efest Slim K1 Battery Charger features reverse polarity, short circuit, overcharge protection and many more safety features. The Efest K1 Slim Battery Charger can charge different types of 3.6V/3.7V lithium batteries commonly used in electronic cigarettes, flash lights, electric tools, and more.

Efest K1 Slim Battery Charger Features:

Compatible with: 10440, 14500, 14650, 16340, 16650, 17650, 17670, 18350, 18490, 18500, 18650, 20700, 26500, 26650

Portable Design with Quality Piano Strings

Battery Life LED Indicator Light

Single Slot 5V/1A Micro USB Charger

AC Input Power: AC 100~240V 50/60Hz

DC Output Power: DC 5V 1A

DC Input Power: DC 5V 1A

1A CC Current: 1000mA ( /-10%)

Auto Cut-Off Voltage: 4.20 ( /-0.05V)

CV Cut-Off Current: <100mA

Standby Current: <20mA

Activation Current: 50mA~100mA

Auto Recharge Voltage: 4.10 ( /-0.10V)

Operation Temperature: 0C ~ 40C

Storage Temperature: -40C ~ 70C

What's in the box:

Efest K1 Slim Battery Charger

Micro USB Cable