Slim K4 Charger By Efest Efest - 1


Slim K4 Charger From The Efest 

The Efest Slim K4 USB C Charger is the latest charging system with four slots from the K series. Each charging channel has reverse polarity protection, short circuit protection, over-current protection and auto-detect charging. This is all to ensure the batteries do not overcharge. This battery charger monitors the battery power via an LED light. Compatible with all sorts of 3.6V/3.7V battery cells, from 10440s to 26650s and everything in-between.

Can charge the following: vape devices, cell phones, tablets, MP3, MP4, PSP and other devices. Plus, the Slim K4 can be taken with you wherever you go thanks to its compact nature. Certified by FCC, RoHS, and CE, it has an array of safety and protection protocols.

Features & Specs: 

  • Flame Retardant ABS Material

  • Intelligent Protection Chipset

  • 4-Bay Charging Ports

  • LED Charging Indicator Lights

  • Made from Fire Retardant PC Material

  • Piano Wire Spring with Tensile Test

  • Spring-Loaded Sliding Battery Charging Platform

  • Auto-Detect Charging Function

  • Standard Mode: 1000mA*1 MAX

  • Input: DC 5V/1A

  • Activation Recovery Function

  • Stops Charging Automatically
  • Low Voltage Smart Activation Recovery Function
  • 0V Activation Recovery Function

  • Protections: Short Circuit / Over-Charging / Over-Discharging / Reverse Polarity

  • 0V Activation Recovery Function

  • Hardware & Software Double Protection

  • Type-C Port

  • Compatible with: 10440, 14500, 16340, 17340, 18350, 18500, 18650, 26500, 26650, 20700, 21700

  • Certified by FCC, RoHS, CE


  • Efest Slim K4 USB C Charger

  • Manual


Product Details


Data sheet

Vape Accessories

Specific References


Slim K4 Charger By Efest

BHD 8.800

Slim K4 Charger By Efest

BHD 8.800
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