"1. The cell box is fit to battery; you can freely change the battery.
- it can charge the controller directly or charge the battery independently.
- with a build in chronograph, it stops charging automatically over 5 hours.
- can adjust current according to battery property and enviroment temperature.
5.can protect the battery from over voltage, over current, over charge, over discharge and short ciruit. - the blue lights in the bottom
- passed CE-EMC certification."
