Auto Twin Dual Tone Compact Air Loud Horn 12V 150dB Compressor Truck Car Bus Van

Features: The elegant design of electric snail air horn (power-driven snail air horn) causee it also can be delicate to mount on the electricity bicycle. Easy to install, mounting with only one screw. Ingenious alliterative compound accent steam whistle that electpic snailair horns (power-driven snail air horn) steam whistle is the most unparalleld on the world. The electron that it merely needs one to regulate a point admittedly and the nuity joins, completely not have to add any pipes, hence the nuit is not only simply but also prompt in using since uniting the equilibrium airflow system, it is issue the high grade noise and guarantee the elegant but forceful height tune immediately. Its perfectly dependable electrical machinery can stand 100000 successive uses.Specifications: Material: ABS Color: blue Voltage: 12V Relay: 12V 40A Loudness: 150dB Fundamental frequency: 530HZ Sound pressure level at 2m.: ≥ 115dB(A) Sound pressure level at 4in.: ≥ 139dB(A) Reliability: 100.000 on/off cycle Type of sound: harmonized twin tone Vehicle use: ar, motorcycles, trunks, pick-up, sea vessels, etc. Size: 150 * 110 * 90mm / 5.9 * 4.3 * 3.5in Wight: 715g / 1.58lb Package size: 200 * 115 * 95mm / 7.9 * 4.5 * 3.7in Package weight: 821g / 1.81lbPackage List: 1 * Air Horn 1 * Screw 1 * Relay