Use:Universal Item:wireless remote control for garage opener Usage:Motorcycle alarm system, car alarm system, auto gate motor etc. Feature:home/car/motorcycle control Carton Dimension:53.5*22.5*35cm transmit module:ASK Battery Model:27 A Voltage:12 V Button:4 buttons Frequency:433.92mhz or 315mhz Certification:ISO9001:2000,SGS,D&B,BUREAU and Intertek, FCC Show More