Efest
Slim K1 is a professional portable one slot Li-ion Battery charger with
a Micro USB charging port. Packed into its incredibly small body making
it highly portable and yet has every function you would expect in a
smart charger, from fast charging to reverse polarity protection. A
quality yet trendy looking charger for customers on the go, the Efest
Slim K1 will not let you down.

Features

• Convenient LED Indicator
• 1A fast charge
• Accepts 3.6V or 3.7V batteries of various sizes
• Reverse polarity protection
• Auto-detect charging
• Over-charge protection
• Short circuit protection
• Micro USB to USB Connection

Compatible with: 20700,26650,18650,18500,18350,17340,16340,14500,10440,26500

Specification

• AC input power: AC 100-240V 50/60Hz
• DC output power: DC 5V 1A
• Auto cut-off voltage: 4.1 +/- 0.10V
• Storage Temperature: -40°C +70°C
• DC input power: DC 5V 1A
• 1A CC current: 1000mA +/- 10%
• CV cut-off current
• Activation current 50mA – 100mA
• Opertation Temperature: 0°C – 40°C