Efest Slim K1 Single Charger


2 in stock

Available Locations

  • Brampton / Online
  • Mississauga

Stock can be transferred to another location upon request

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Product Description

The Efest SLIM K1 Single-Slot Battery Charger is a sleek and compact single battery charger, integrating an intelligent auto-detect charging function, can accept a myriad of battery sizes ranging from 26650 to 10440 cell size, and can be charged via MicroUSB cable at the AC Input. Ideal for those with a single battery box mod, the SLIM K1 can be used as a travel charger due to its size. A spring-loaded negative contact locks the battery in place, maintaining a definite connection, to provide ample 1000mAh recharging speeds. Constructed from flame retardant materials, the SLIM K1 is a safe and efficent charger for the high-amp batteries and their assigned applications.

Efest SLIM K1 Single-Slot Battery Charger Features:

  • Made from Fire Retardant PC Material
  • Single Slot Charger
  • Piano Wire Spring – Tensile Test
  • Convenient LED Battery Charge Indicator Light
  • Spring-Loaded Sliding Battery Charging Platform
  • Auto-Detect Charging Function
  • Low Voltage Activation Function
  • Standard Mode: 1000mA*1 MAX
  • Input: DC 5V/1A
  • Reverse Polarity Protection
  • Over-Charging Protection
  • Short-Circuit Protection
  • Activation Recovery Function
  • Stops Charging Automatically
  • Quality Certification
  • MicroUSB Port
  • Compatible with 20700, 26650, 18650, 18500, 18350, 17340, 16340, 14500, 10440, 26500


  • 1 Efest Slim K1 Single-Slot Battery Charger
  • 1 MicroUSB Cable
  • 1 User Manual