Sottlot adds energy storage devices to the app through Bluetooth communication, and after successful addition, controls the devices through Bluetooth transmission, achieving convenient control of energy storage products and also making it easier to observe the current status of the devices. For example, checking the current battery level of the device, whether it is charged or discharged, output power and other information, and upgrading the device version through the APP, setting maintenance reminders and other functions. It also supports sharing devices with friends for multiplayer operation.