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Velvet Vapors

eFest Slim K1


eFest Slim K1


Out of Stock


Product Description


The Efest K1 Slim charger is a no frills lightweight micro-USB powered li-ion charger. The K1 charges at up to 1A depending on the power supplied to the charger. A white LED indicates the battery is charging while a blue LED indicates a finished charge.


  • Reverse polarity protection
  • 10440/14500/14650/16340/16650/17650/17670/17350/18490/18500/18650/26650/26500 cells
  • Features over-current, over-voltage, short-circuit, and reverse polarity protection
  • Piano Wire Spring Provides Smooth Sliding Action - 15,000+ Tensile Test
  • Chromium Plated Steel Cathode Insures Low Resistance While Achieving A More Precise Charging Voltage

DC Input: 5V 1A

Output current: 1A
Auto cut-off voltage: 4.2V+-0.05V
Auto recharge voltage: 4.10+-0.1V

Included accessories:
Micro USB Cable

-Never leave batteries unattended while charging. 
-Always make sure batteries meet the specifications of the charger before use.

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