Air Horn for Trucks, 150dB Super Loud Train Horn,with All-in-One 12V Air Compressor,Car Horn-Universal Fit for Any 12V SUV Motorcycle Trucks Pickup Lorries Trains Cars Boats (Universal)

【150dB EARTH-SHATTERING LOUDNESS】The integrated compact design makes our speaker very small in size, but it can still emit 150dB ultra-high sound, suitable for various car models, especially for tight engine bays.

【ALL-IN-ONE INSTALLATION IN 15 MINUTES】Integrated compressor-horn unit + pre-assembled wiring harness. No complex wiring – just connect red/black wires to battery terminals (universal bracket included).

【DURABLE COPPER CORE & WEATHERPROOF】Pure copper motor coils resist overheating + high-quality chrome zinc alloy material+high-impact ABS housing. Withstands -22°F to 158°F (-30°C to 70°C), mud, and heavy rain. Lab-tested 50,000+ cycles.

【UNIVERSAL 12V FIT FOR 99% VEHICLES】Works on any 12V DC system: Trucks, SUVs, motorcycles, pickups, boats, ATVs. Compact design fits tight engine bays

【After sales】 Customer first.If stuck wiring, contact us for free live video troubleshooting within 24 hours.