HK Backup Alarm for Cars, 12V-80V 110DB Universal Replacement Heavy-Duty Backup Reverse Warning Beeper for Truck Vehicle Van Freight Lorry Heavy Equipment - 2 PCS

✅ 110dB Super Loud: HK back up alarm for truck can Produces a Powerful Beeping Sound that is 110 Decibel (110± 3), it will be louder in practical use. ✅ Durable & Secure: This backup alarm horn conforms to CE safety standards. It can be Protective when Connect the Wire Inversely or Wrong. Extra high-performance backup alarm structured by high-quality stainless steel power and ground connection terminal, IP67 waterproof rating, epoxy embedded electronics. ✅ Widely Used: 12-80 volt waterproof warning alarm horns are made for heavy-duty & commercial use, suitable for truck, car, excavators, construction machinery, special vehicles, parking and a variety of large vehicles container vehicle reminders. ✅ Easy to install: All you need to do is connect the red line to the reverse light line and the black line to the ground line. We also have installation instructions on our packaging, you can refer to it before installation. Universal mounting brackets with slotted holes can be mounted in many places in your vehicle. ✅ Zero-Risk Purchase: Package includes 2 X Back-Up Alarm, 2 X Red Wire, 2 X Black Wire, 2 X Installation Instructions. If you meet any questions about air horn for truck please contact us, all HK products has a 30-day money back, 1-year warranty and lifetime technical support.