Description This motorcycle alarm anti-theft system is designed to provide full protection for your motorcycle. Equipped with advanced vibration sensor technology, this motorcycle alarm system has high sensitivity to detect any abnormal situation. Features -Color:Assorted Color -Material:Plastic, rubber, metal -Size:7.50X6.50X2.50cm/2.95X2.55X0.98in -Remote control distance: 150m -Working voltage: DC12V -Remote control frequency: 315Mhz -Alarm sound: about 120 decibels - Multi-functional anti-theft system: Vibration alarm, remote start, and remote lock to protect your motorcycle from theft. - Included remote controllers: Remote controllers add the convenience and security, can share with your family or friends. - Easy installation: Motorcycle alarm system fits perfectly to your motorcycle and does not affect the appearance. - High sensitivity: Advanced vibration sensor technology detects any abnormal situation in time. - Remote start version: Motorcycle alarm system is not only a anti-theft alarm, but also remote start for your convenience. Packing list1 x set of motorcycle alarm system