SkylinkHome TC-318-7 Seven Button Deluxe Wireless Lighting Remote Control | Simple Small Easy To Use Handheld  Home Automation Transmitter Communicates with SkylinkHome receivers to provide wireless control of anything in your home 7 button transmitter: Choose different buttons to control different applications. All On/Off Function: Turn all devices on/off. Great when leaving home and coming back. Zone On/Off Function: Control multiple lights in one zone, up to 10 zones. Up to 500 feet operating range in an open area. Long range, no problem.