Amazon.com: DALY Programmable Configurable Smart BMS 12S 36V 300A LiFePO4 Battery Protection Module PCB Protection Board with Balance Leads Wires BMS 36V with Bluetooth Module UART RS485 CAN and Cooling Fan… :
10S 12S 13S 14S 15S 16S 17S Li ion or Lifepo4 smart Bluetooth BMS with 40A 60A 80A constant current for 36v 48v 60v battery pack – LLT POWER ELECTRONIC