The BMS battery system is commonly known as the battery nanny or battery housekeeper, mainly for the intelligent management and maintenance of each battery unit, preventing the battery from overcharging and overdischarging, extending the battery life, and monitoring the battery status. The BMS battery management system unit includes a BMS battery management system, a control module, a display module, a wireless communication module, electrical equipment, a battery pack for powering electrical equipment, and a collection module for collecting battery information of the battery pack. The BMS battery management system is connected to the wireless communication module and the display module through the communication interface, the output end of the acquisition module is connected to the input end of the BMS battery management system, and the output end of the BMS battery management system is connected to the control The input end of the module is connected, the control module is respectively connected to the battery pack and the electrical equipment, and the BMS battery management system is connected to the Server through the wireless communication module.