Bluetooth Ceiling Fan Control with App - Length: 6.00", Width: 6.00", Diameter: 6.00" - Compatible w/Fans: A/C Motor Fans - Compatible w/Light Kits: ALL - Emerson’s Bluetooth Ceiling Fan Control with App puts home comfort at your fingertips, allowing you to control your fan’s power, speed, light and dimming (if applicable)—¬all from your mobile phone. You can even set the timer to start and stop your ceiling fan at the times most convenient for you. A three speed remote control and receiver are included with purchase, as well as instructions for downloading the control app from the Apple App Store or Google Play.