key functions include: single-cell voltage detection, temperature detection, high-voltage detection, battery balancing control, Bluetooth (for mobile app connectivity), sleep/wake-up control, delayed power-off function, State of Charge (SOC) estimation, and MOSFET control.

The 4S-BMS-MM32L073 models are all-in-one Battery Management Systems (BMS). Their key functions include: single-cell voltage detection, temperature detection, high-voltage detection, battery balancing control, support for CAN/485/TTL communication protocols, Bluetooth (for mobile app connectivity), sleep/wake-up control, delayed power-off function, State of Charge (SOC) estimation, and MOSFET control.

The 400A  intelligent relay BMS: real-time monitoring (cell voltage, temperature, high-voltage), battery balancing (cell consistency), customizable CAN/485/TTL communication.