1) World wide voltage input

2) Constant voltage and current for charging

3) Not charge when the battery positive and negative is reverse

4) Charging for flat cylinder lithium batteries (26650 / 22650 / 18650 / 17670 / 18490 / 17500 / 17335 / 16340 / 14500 / 10440)

5) Repairing the low-voltage battery

6) Trickle charging function, to ensure that the battery is in saturated.

Specification:

1) Input: 100-240V AC 50 / 60Hz

2) Output: 4.2V DC

3) Input Power: 10W

4) Dimensions:139x96x36mm

5) Weight: 156g

6) US / EU / UK Optional