This Efest 4 Bay charger can charge 18650 batteries and is also compatible with other Lithium Ion batteries such as 10440, 14500, 14650, 18500, 17670, 18350, 18650, 18700, 26500, 26650 batteries. The Efest Luc V4 Charger can also charge most electronic devices such as mobile phones, iPads, etc. through its two USB outputs when one fully charged battery is in channel 2.

The Luc V4 Charger also features a built-in reverse polarity protection, over-charging protection and automatic monitor charging. The LED screen at the top of the Efest Luc V4 charger also displays the battery life of each individual battery being charged in the unit when your batteries are charging.
 
  • Screen is...
    Review by Gary on 5/10/2017
    This screen is awesome. Having a visual that tells me the charge on the battery is much better than my last that just had lights on it. Definitely better.

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