A breakthrough in technology and convenience, Emersonês Bluetooth Ceiling Fan Control with App puts home comfort at your fingertips. The unit allows you to control your fanês power, speed, light and dimming* (*if applicable) - all from your mobile device. A convenient auto-off timer allows you to control the length of time your ceiling fan operates. The control is universal and compatible with most Emerson and non-Emerson ceiling fans. A 3-speed handheld remote and receiver are included, as well as instructions for downloading the app from the Apple App Store or Google Play. Not compatible with EcoMotor or DC fans.