It is an application that can control FirstICT Sensor module by utilizing BLE Mesh technology.# main function1. Group Setting & Control -Group ID can be assigned from 1 to 255 to each FirstICT Sensor module, and modules with the same group ID can be controlled. (In case group id is 0, individual control)2. 4 lighting modes -Lux mode: Controls lighting brightness by recognizing ambient light. -Motion mode: Controls lighting brightness by detecting motion around it. -Lux-Motion mode: Controls lighting brightness by utilizing both Lux mode and Motion mode. -AlwaysOn mode: Unlike the above 3 sensing modes, the lighting dimming itself can be controlled through the app.