The Efest Slim K2 is a portable Li-ion battery charger with a Micro USB charging port. It has a fast charging mode that is 1.0A and can accept lithium batteries in various sizes. The Efest Slim K2 features reverse polarity protection, activation function, auto-detect charging function, over-charging protection, and short circuit protections. Each slot on the Efest Slim K2 Charger monitors batteries separately and has a convenient LED indicator that displays battery life.
- AC Input Power AC 100-240V 50/60Hz
- DC Output Power DC 5V 2A
- Auto Cut-Off Voltage 4.20±0.05V
- Standby Current <20mAh
- Auto Recharge Voltage 4.10±0.10V
- Storage Temperature -40℃~+70℃
- DC Input Power DC 5V 2A
- 1A CC Current <100mAh
- CV Cut-Off Current < 100mAh
- Activation Current 50mA~100 mA
- Operation Temperature 0℃~40℃
Do NOT leave batteries charging unattended/overnight!