EFEST Slim K4 Charge
Review: 5 - "A masterpiece of literature" by , written on May 4, 2006
I really enjoyed this book. It captures the essential challenge people face as they try make sense of their lives and grow to adulthood.

EFEST Slim K4 Charge

Compatible with Lithium IMR 3.6V/3.7V Batteries: 10440 / 14500 / 16340 / 17340 / 18350 / 18490 / 18500 / 18650 / 26500 / 26650 / 20700 / 21700

Cost effective and easy to use, the Slim K4 charger comes with a user manual and packaging with instructions in 7 different languages. Incredibly lightweight and conveniently portable!

Specifications:

  • Input Power ------------ DC 5V 2A
  • 2*1A CC current ------------ 2000mA±10%
  • 1*1A CC current ------------ 1000mA±10%
  • 4*0.5A / 3*0.5A CC current ------------ 500mA±10%
  • Auto cut-off voltage ------------ 4.20V±0.05V
  • CV cut-off current ------------ <100mA
  • Standby Current ------------ <20mA
  • Activation Current ------------ 50mA~100mA
  • Auto recharge voltage ------------ 4.10±0.10V
  • Operation Temperature ------------ 0°C~40°C
  • Storage Temperature ------------ -40°C±70°C

LED INDICATOR DESCRIPTION - After inserting the battery into the slot correctly, the Slim K4 will start charging the battery automatically within a few seconds. The LED indicator lights will show white while the battery is charging and change to blue once fully charged. 

HIGH QUALITY CRAFTSMANSHIP: Spring made by piano wire, it provides a smooth sliding action when installing and removing batteries. Steel cathode with low resistance and hard chromium plating processing to achieve a more precise charging voltage. 15,000 + times spring testing quality warranty.

USB PORT DESIGN - The Type-C USB port reduces the heat of the port effectively.

Available:In Stock
$19.99