1.This App is a smart controlling system which is aim at Bluetooth controlling ScentPlus products, you can entirely enjoy the awesome emotional and memorable scent atmosphere by moving your fingers. 2. There are the following functions in the Bluetooth APP. .Bluetooth on/off device via App .Bluetooth controlling, programming, including working hours, weeks. .Easily control all of your ScentPlus devices, such as device installed in celling .Information about how many percent scent is left in de