Aramox Car Backup Alarm, 112dB±3 Universal Backup Reverse Warning Alarm with Loud Beeper Tone, Waterproof for Truck Van Freight Car Lorry Heavy Vehicles, DC 12V‑80V

Application: This backup alarm is designed for 12‑80 volt DC vehicles and will automatically adjust to the voltage range of 12‑80 volt vehicles, including trucks, cars, and SUV.
Powerful Buzzer: Our backup alarm can emit a powerful buzzer of 112dB (±3dB). When you back up, no one will ignore this buzzer.
Premium Material: This backup alarm has been made of high quality materials to ensure durability and service life, and can work in various temperature environments.
Dust Proof: This backup alarm enhances the sound and protects the speaker, which can prevent dust, humidity and all weather use.
Easy to Install: Only need to connect the wire from the positive screw terminal to the reversing light power cord or the reversing switch installed on the dashboard, and then connect the wire to the ground (negative).

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