Efest - Slim USB Charger

by Efest
RRP $10.95

Please log in to access wholesale prices.

If you don't have a Vape Traders account, please submit an application and we'll be in contact.

Charge your batteries quickly with the highly portable Efest Slim, available in K1 (single bay) or K2 (dual bay) configuration. Efest are well known for the high quality and low price of their chargers, and these little beauties are perfect for when you only need to charge a maximum of two cells at a time and portability is important to you.

Please note that the product photos show batteries inserted into the charging slots for demonstration purposes only; you will need to purchase batteries separately as none are included with the charger.


  • Compatible with: 10440, 14500, 14650, 16340, 16650, 17650, 17670, 18350, 18490, 18500, 18650, 20700, 26500, 26650
  • Portable Design with Quality Piano Strings
  • Battery Life LED Indicator Light
  • Single or Dual Slot 5V/1A Micro USB Charger
  • AC Input Power: AC 100~240V 50/60Hz
  • DC Output Power: DC 5V 1A
  • DC Input Power: DC 5V 1A
  • 1A CC Current: 1000mA (+/-10%)
  • Auto Cut-Off Voltage: 4.20 (+/-0.05V)
  • CV Cut-Off Current: <100mA
  • Standby Current: <20mA
  • Activation Current: 50mA~100mA
  • Auto Recharge Voltage: 4.10 (+/-0.10V)
  • Operation Temperature: 0C ~ 40C
  • Storage Temperature: -40C ~ 70C

Select your charger from the drop down: as you might have guessed, K1 has one slot, K2 has two. Each one has a cable and manual enclosed.

What's in the box:

1 x Efest Slim K1 or K2 charger (depending on your selection)
1 x power cable
1 x printed manual