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Efest slim K1 USB Charger

Efest slim K1 USB Charger
Efest slim K1 USB Charger
Efest slim K1 USB Charger
Efest slim K1 USB Charger
Efest slim K1 USB Charger
Efest slim K1 USB Charger
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Efest slim K1 USB Charger

With strong compatibility, Efest SLIM K1 charger, specially built for lithium battery, is easy and convenient to operate.

Compatible With Lithium IMR 3.6v/3.7v Batteries:


AC input power--------------------------------------------------AC 100v-240v 50Hz/60Hz

DC input power--------------------------------------------------------------------------DC 5V 1A

DC output Power------------------------------------------------------------------------DC 5V 1A

1*1A CC current--------------------------------------------------------------------1000mA+_10%

Auto cut-off voltage--------------------------------------------------------------------4.2v+_0.05v

CV cut-off current---------------------------------------------------------------------<100mA

Standby current-------------------------------------------------------------------------<20mA

Activation current----------------------------------------------------------------50mA-100mA

Auto recharge voltage---------------------------------------------------------------4.10+_0.10v

Operation Temperature---------------------------------------------------------0-40 degrees

Strong Temperature------------------------------------------------------------- -40 degrees+70 degrees


Stylish & eye catching design

Incredibly lightweight and conveniently portable

Safe and handy 5V 1A USB charger


1. Fast charging mode: 1.0A 

2. Reverse polarity protection

3. Activation function

4. Auto-detect charging function

5. Over-charging protection

6. Short circuit protection

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  • Availability: In Stock
  • Product Code:: Efest slim K1 USB
  • Weight: 53.00g
  • SKU: Efest slim K1 USB
  • MPN: SLIM-K1
Products Sold: 927
Product Views: 3934
Tags: k1 charger
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