This application only supports Wanhong Wisdom Lamp, and inappropriate devices can not connect and use this application. The method of use is as follows: 1. Check if Bluetooth is enabled for mobile phones and devices. When the application is opened, the device will automatically connect. If not connected, you can manually search for connected devices. 2. Step 2. After the equipment is connected successfully, it can control the lamps and lanterns, and adjust the color, brightness, timing switchgear and so on. Three. If the application is stuck in use, the export should be reconnected to the device for normal use.