efest Slim K1 Charger

Description

• Efest Slim K1 – 1 Bay USB Lithium Battery Charger

  Overview

  TheEfest Slim K1is acompact, single-slot USB lithium battery charger, designed forsafe, efficient, and portable charging. With itsintelligent charging capabilities, the Slim K1 automatically detects battery type and applies the appropriate charging current tooptimize battery life and performance.

  Itsslim and lightweight designmakes it perfect fortravel, everyday use, and emergency charging needs, ensuringconvenience and reliability for flashlight users, vapers, and professionals.

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  Key Features

  ✅Wide Lithium-Ion Compatibility:Supportsvarious 3.6V/3.7V Li-Ion/IMR/INR/ICR batteries, including18650, 20700, 21700, and more.
  ✅Portable & USB-Powered:Ideal foron-the-go charging, powered viaUSB cable.
  ✅Smart Charging System:Automatically detects battery type and appliesoptimal charging current.
  ✅Fast & Safe Charging:1A charging speedfor efficient battery replenishment.
  ✅Multiple Safety Protections:Featuresovercharge, short circuit, reverse polarity, and auto-cutoff protections.
  ✅LED Indicator:Displayscharging status in real time.

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  Specifications

  Specification	Details
  Brand	Efest
  Model	Slim K1
  Battery Type Supported	3.6V/3.7V Lithium-Ion (Li-Ion, IMR, INR, ICR)
  Compatible Battery Sizes	10440, 14500, 16340, 17340, 17500, 17650, 17670, 18350, 18490, 18500, 18650, 20700, 21700, 22650, 26500, 26650
  Input Power	DC 5V / 1A (USB)
  Charging Current	1A (Automatic Selection)
  Indicators	LED Charging Status Display
  Safety Features	Overcharge, Short Circuit, Reverse Polarity, Auto-Cutoff Protection
  Dimensions	110mm × 30mm × 30mm
  Weight	~50g (without battery)