China Batteryqueen BMS with Fan 10s 36V Lithium Battery Protection Board 300A 400A 500A RS485 Bluetooth APP PC Electric Motorcycle Smart BMS with Uart Can RS485, Find details about China Lithium Ion Battery BMS, Bluetooth BMS from Batteryqueen BMS with Fan 10s 36V Lithium Battery Protection Board 300A 400A 500A RS485 Bluetooth APP PC Electric Motorcycle Smart BMS with Uart Can RS485