Efest Slim K2 Intelligent Battery Charger UK

The Efest Slim K2 has a fast charging mode that is 1.0A (4.2V 2pcs x 1.0A) and can accept 3.6V or 3.7V lithium batteries in various sizes (sold separately). The 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.The Efest Slim K2 is also CE and RoHS certified.

The Slim K2 Charger is compatible with the following batteries:

• 20700
• 18650
• 18350
• 16340
• 10440
• 26650
• 18500
• 17340
• 14500
• 26500

Specifications:

• 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℃

Contents:

• Efest Slim K2 Charger
• USB Cable
• Operation Manual
• Warranty Card

The 18650 Batteries can be found here:

Samsung 30Q18650 3000mah Battery