This is an APP that can control the Bluetooth light through the mobile phone’s Bluetooth broadcasts. The mobile phone and the Bluetooth light can be controlled without establishing connection. Before using this APP, you must have a Bluetooth light that can receive Bluetooth broadcasts. Select the A, B, C, D, E, F, ALL groups on the APP, you can control the lights of the corresponding group through Bluetooth. The Bluetooth light can work in different modes, such as light off mode, color mode, yellow and white mode and scene mode. You can switch between different modes on the APP. In the color mode, you can touch the color picker at the bottom of the APP to control the color, and the indicator light in the upper left corner of the APP will also change the color synchronously. In each scene mode, you can also adjust the brightness of the Bluetooth light by sliding the brightness slider. Tap the indicator in the upper right corner to switch between the light-on and light-off modes.