Battery BMS kit for Segway Ninebot ES1 ES2 internal  battery.

Saves the battery against overcharging, overdischarge, overheating etc.

*This product is controlled by original chip to provide short circuit protection, over discharge protection, over temperature protection and overload protection for your electric scooter battery.

*Stable and durable material, stable and reliable

Package include:

 2 X edge

1 X battery motherboard