This is an additional keychain remote control held remote for the X10 security system. Features Arm and Disarm buttons, "Panic" option and remote operation of one X10 controlled device such as a lamp.
Each additional keychain remote controller has:
Wireless two-channel     
RF keychain controller
Features two sequential ON/OFF commands, plus BRIGHT/DIM control
Manufacturer: X10 Wireless Technology, Inc
Manufacturer warranty: 1 year
Product questions: 800-442-5138