This is an app that can control the bluetooth camera light through the mobile phones bluetooth broadcast.The mobile phone and the bluetooth light can be controlled without establishing a connection.Before using this APP, you must have a Bluetooth camera light that can receive Bluetooth broadcasts.Select the A, B,C,D,E,F,ALL groups on the APP, and then you can control the lights of the corresponding group through Bluetooth.The Bluetooth photography lights can work in different modes, related to light mode, color mode, yellow and white mode, 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 camera light by sliding the brightness slider. Click the indicator in the upper right corner to switch between the light on and off mode.