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K4 Evest Charger

27 USD

Efest slim K4 Charger

SLIM K4 Charger is a smart charger with a USB Type-C charging port.

Compatible with Lithium IMR 3.6V / 3.7V batteries: 10440, 14500, 16340, 17340, 18350, 18490, 18500, 18650, 26500, 26650, 20700, 21700.

The LED indicator will show you the status of the charger: the indicator turns blue in standby / fully charged, white in charging.

SLIM K4 charger is designed with some smart functions, such as automatic charging detection, screens and charging each slot independently, low-voltage intelligent activation recovery function, 0V activation recovery function Besides, it is safe to use with the built-in smart protection chip.


1. LED indicator description

2. Automatic charge detection

3. Safe charging mode: CC & CV

4. Safe and convenient USB charger (5V 2A)

5. Monitors and charges each slot independently

6. Low voltage intelligent activation recovery function

7. Incredibly lightweight and comfortably portable

8. USB Type-C charging port design

9. Built-in intelligent protection chip

10. 0V recovery function activation

11. High quality ABS fireproof material and electronic component

12. Safety protection: short circuit / automatic over-charge / automatic over-discharge / reverse polarity / 0V activation recovery / hardware and software double protection

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27 USD
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