Leviton HCM06-1SW DHC 600W/VA 450W Magnetic Low Voltage, Single-Pole, 3-Way or More, Switch Receiver with LED, 1-Way Communication, White New one-button programming through address capturing for easy programming Responds to ON, OFF, DIM, BRIGHT, ALL LIGHTS ON/ALL OFF and SCENE LIGHTING commands Soft ON/Fade OFF feature for smooth increasing and lowering of brightness levels which extends bulb life Preset feature turns lights ON at last selected brightness level which eliminates the need to readjust settings each time dimmer is switched ON HCA02-10E DHC System Amplifier Module must be installed to ensure maximum signal strength (sold separately)