Efest K4 Slim Battery Charger

Overview for K4 Slim Battery Charger

The Efest K4 Slim is a lightweight compact charger that allows you to charge four batteries at the same time. Each battery will be charged and monitored independently. This charger also features a protection mode so you don't over charge your batteries. If you are charging up to two batteries at the same time, they will charge at a 1A output and a 0.5A output if you are charging 4 batteries. 

There is a LED display on the front of the charger which will indicate when your batteries are charging and change colour once your batteries are fully charged.

Efest K4 Slim is compatible with multiple different batteries, including 18500 batteries, 18650 batteries and 21700 batteries.

Specifications

• Lithium IMR 3.6V/3.7V

• Battery compatibilty - 10440/18500/14500/18650/16340/26500/17340/26650/18350/20700/18490/21700
  

Box contents

1x Efest Slim K4 Battery Charger

1x Type C Cable

1x User Guide

Safety

When you are using the Efest K4 Slim, make sure you never leave it in direct sunlight and make sure you don't leave it unattended overnight. You should always monitor the charger when in use.

Once your batteries are fully charged, they should be removed from the charger.