Car Horn Motorcycle Vehicle Truck Warning Alarm Firemen Ambulance Siren 7 Sound 12V 100W Warning Alarm warning alarm horn system for car vehicle motorcycle truck Features: Loud sound.Simple easy installation for various motorcycle, vehicle truck.Fit for firemen ambulance and more.Seven different kinds of siren sounds, with microphone functions.Specifications:Material: PlasticVoltage: 12VPower: 100WLevel: 1105dbCurrent: 20AWorking Temperature: -40 to 70℃Size: Approx. 16.6x15.7cm/6.54x6.18inPackage Includes:1 Set Warning AlarmNote:Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.