The application can use Bluetooth Low Energy (BLE) to remotely control dual-mode products and use the mobile device as a remote control to control the corresponding functions of the product. 1. Lantern: Control the color, brightness and color temperature of the corresponding LED lamp 2. Scenario: Allow LED lights to change according to the selected mode 3. Music: You can use Bluetooth peripherals to play user's local music 4, timing: you can set the timing task according to need 5, Bluetooth: connecting and disconnecting the corresponding products through Bluetooth Low Energy (BLE)