Enhance the safety and style of your vehicle with this single tube air horn kit. Crafted with high-quality chrome plated zinc horn that resists rust, this kit features a newly upgraded compressor with a full copper coil and vacuum chrome plating for rapid response capability. Designed for all vehicle models equipped with air source devices, this kit ensures a powerful and attention-grabbing sound. The control relay operates at a current greater than 15A, with a main power line cross-section of at least 2.5MM2 and an output line not less than 1.5MM2. Proper grounding is essential for optimal performance. For superior sound quality, connect the horn air source directly from the air reservoir. Maintain the reservoir by regularly discharging water to prolong the solenoid valve's lifespan. Operating at a pressure range of 0.3-0.9MPa, with an ideal pressure of 0.42-0.68MPa, this kit is suitable for temperatures ranging from Minus 40 Celsius Degree-80 Celsius Degree. With a service life exceeding 100,000 cycles, this kit is durable and reliable. Ensure the solenoid valve's air pipe joint is securely tightened and clean the filter regularly to prevent sound quality issues. Item Name: Air Horn Material: Zinc Alloy Power Supply Voltage 12V Working Temperature Minus 40 Celsius Degree-80 Celsius Degree Features: Easy to Install, Durable, Long Lasting Size Details: Compressor Size: 11.2cm x 4.8cm/4.41" x 1.89" (Approx.) Length: 44.5cm/17.52" (Approx.) Horn: 9cm/3.54" (Approx.) Foot Size: 10cm/3.94" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 Set of Air Horn