Product DescriptionDC 12V-24V Universal Auto Car Reversing Warning Siren Backup Sound Beep Alarms HornSpecification:Type:Backup Alarms HornsColor:Red+BlackAudible tones: BeepVoltage:12V-24VSound level:105 dBDescription:Water resistant(Slight waterproof)Easy installationWarn pedestrians ,children and animals when you are reversingFit for all 12V-24V carPackage Included: