The Efest Slim K2 Charger is a high quality with a cost-efficient and portable design. The Efest Slim K2 Charger is a dual slot charger with Micro USB input and charges at 1A.

Specifications:
 2-Bay Battery ChargerAC Input Power: AC 100-240V 50-60Hz
 DC Output Power: DC 5V 1A
 DC Output Power: DC 5V 1A
 1A CC Current: 1000mA
 Auto Cut-Off Voltage: 4.2V
 CV Cut-Off Current: <100mA
 Standby Current: <20mA
 Activation Current: 50mA~100mA
 Auto Recharge Voltage: 4.1V
 Compatible batteries: IMR/Li-ion/LiFePO4 - 10440, 14500, 14650, 16340, 16650, 17650, 17670, 18350, 18490, 18500, 18650, 20700, 26500, 26650

Package Contents:
 1x Efest SLIM K2 Dual Bay Intelligent Charger
 1x Micro USB Cable
 1x User Manual