Efest LUC V4 Li-ion Battery Charger w/ 4-Bay + LCD Display

by Efest
Save $ 5.00
$ 29.99
$ 24.99

One of the most popular Li-ion battery chargers for vapers. This high-quality smart charger can charge four (4) batteries at the same time with three charging mode options including a quick charge mode. The LUC V4 is compatible with most 3.7V L-ion and Li-Mn batteries including 15270 and 14250 battery sizes.

The charger can also work as a portable USB battery pack to charge small USB devices including mobile phones, tablets or even your other vapes. 

Compatible with the following battery sizes:

  • 10440, 14250, 14500, 14650, 15270, 16340, 16350, 16500, 16650, 18500, 17335, 17350, 17500, 17650, 17670, 17570, 18490, 18500, 18650, 18700, 26500, 26650


  • Three Charging Modes: 0.5A, 1A, and 2A
  • Charges up to four batteries at the same time
  • Independent Battery Level Charge Meters
  • Stops Charging When Fully Charged
  • Low Power Alarm
  • Zero Voltage Activation Function
  • Overcharge Protection
  • Built-in Reverse Polarity Protection (If you see "Error" on the LCD screen, re-insert the batteries with the correct polarity. You probably have them in backwards.) 


  • AC input Power: 100-240V 50/60Hz
  • AC output Power: DC 12V 2A
  • DC input Power: DC 12V 2A
  • 0.5A CC current: 500mA ± 5%
  • 1A CC current: 1000mA ± 5%
  • 2A CC current: 2000mA ± 5%
  • Auto cut-off voltage: 4.23V ± 0.05V
  • CV cut-off current: < 10% max current
  • Standby current: < 20mA
  • TC current (battery voltage <2.9V): 10mA~20mA
  • Activation current (battery voltage<2V): 10±1mA
  • USB output floating Voltage: 5.0-5.5V
  • USB Output floating current: < 10mA
  • Maximum Output current: 1A
  • Battery output Cut-off voltage: 3.0 ± 0.05V
  • Auto recharge voltage: 3.9 ± 0.15V

What You Get:

  • 1x Efest LUC V4 Smart Charger
  • 1x Car Charger Plugin
  • 1x Wall Plugin

    *Li-ion batteries are dangerous and can explode when used improperly. By purchasing this item you agree that we are not liable for any damages as a result from this product. Use at your own risk.

    **Do not overcharge Li-ion batteries. Use proper battery storage when not in use. Do not store batteries in pockets or containers containing other items such as lose change or keys. Do not charge batteries unattended/overnight.

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