Replacement battery for Powered stair chairs YHR-LD01
1) Water-resistant and firm ABS plastic casing;
2) Lighted battery LED power Indicator;
3) Convenient Charge Port;
4) Lock with Keys securely locks the mount on stair chair
5) Built-in PCB protection;
6) Prevent short circuit, over-current, over-heat, over-charge, over-discharge.
7) Avoiding mechanical accidents caused by vibration.