Car Back-up Alarm, 110dB 12V-48V DC Waterproof Industrial Heavy-Duty Backup Reverse Warning Alarm with Super Loud Beeper Tone for Truck Van Freight Car Lorry Heavy Vehicles

When you back into driveway she will hears the horn no-matter where she is.

• This car reversing horn produces a Powerful Beeping Sound that is 105 Decibel ,it will be Louder in Practical Use.Easily catch everyone's attention,is mainly used for reversing reminders of various vehicles; It is suitable for excavators, construction machinery, special vehicles, parking lots and various large vehicles.It can automatically adjust to a voltage range of 12-48 volt vehicles.Universal Mounting Bracket with Slotted Holes,can be Mounted Many Place in your Vehicle.

• The reverse buzzer uses high quality diaphragm coils and nylon materials,very sturdy and durable, It can work in a variety of temperature environments,Waterproof housing with epoxy embedded electronics for protection against dust, vibration, moisture,ensures long time of using.

• The installation and wiring are very convenient,splice a wire from the positive screw terminal to the power wires of the reverse light or a reverse switch installed on the dashboard, then splice a wire to the ground(Negative wire).This car backup reverse beeper warning alarm can play a protective role when your wire is reversed or wrong.