Feature:1. Anti Theft System: When the motorcycle is taken away by the thief, the speaker will sound to scare away thieves or remind owner pay attention.2. Long Control Range: The remote control distance is within 150m/164yd,due to environmental interference, the remote control distance will become shorter.3. Wireless Remote Control: Motorcycle security alarm system comes with 2pcs remote control, which is more convenient for wireless operation.4. Universal Application: The working voltage of this motorcycle anti theft device is 12V, suitable for most motorbikes, scooters, offroad vehicles and so on.5. Simple Installation: Motorcycle anti theft system is easy to install, just need to install the positive and negative poles of the power supply.Specification:Item Type: Motorcycle Alarm SystemMaterial: ABSVoltage: 12VRemote Control Distance: Less Than 150m/164ydBattery: 2pcs button cells CR2032 200mah (built in)Fitment: Universal for motorcycle.Package List:2 x Motorcycle Remote Control1 x Anti Theft Speaker1 x Manual1 x Gasket