Efest K4 - 4-Bay Battery Charger

Sale price£14.99


Stylish & eye-catching design, high-quality fire-retardant material which is incredibly lightweight and conveniently portable.


  • Input: DC 5V 2A
  • ABS Fireproof Materials
  • Type-C USB line
  • 1A x 2 or 4 X 0.5A charging
  • Lithium cell from 10440 to 18650 21700 20700 26650
  • Operation temperature: -40°C – +70°C
  • LED indicator description
  • Auto-detect charging current: 2 X 1.0A/ 1 X 1 – 0A /4 X 0.5A/3X 0.5A
  • Safe charging mode: CC & CV
  • Safe and convenient USB charger (5V 2A)
  • Monitors and charges each slot independently
  • Low voltage smart activation recovery function
  • Incredibly lightweight and conveniently portable

Box Content:

  • 1x Efest Slim K4 USB-C Vape Battery Charger

Compatible with 18650 vaping mod batteries. Also Compatible with 10440/14500/14650/16340/17335/17500/17670/18350/18490/18500/18650/18700/20700/21700/22650/25500/26650 3.6V/3.7V Li-ion batteries


All our products are fully TPD compliant.

  • SAME DAY DELIVERY in Milton Keynes when ordered before 3PM.
  • SAME DAY DELIVERY in Buckingham areas when ordered before 1PM.
  • £2.99 UK 48hr Tracked Delivery on orders under £20
  • FREE UK 48hr Tracked Delivery on orders over £20

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