Description: This snail electric air horn is a perfect part for most of 12V voltage vehicles. With high quality aluminum and ABS material, shockproof and durable. It is no tubes required and with air intake protection system, safety and efficient. Such a amazing horn! What are you hesitating for? Specifications: Material: Aluminum Pump Head + Steel Pump Body + ABS Shell and Parts Color: Black & Red Voltage: DC 12V Current: 18A-20A Wattage: 240W Sound Level: 130dB Sound Type: Dual Tone Size(L x W x H): 14.5 x 9.4 x 11cm/5.71" x 3.70" x 4.33" Snail Width: 7.5cm/2.95" Package Weight: 775g Fitment: Fit For Most Of 12V Voltage Vehicles With Battery Above 20A. Package Included: 1 x Dual Tone Air Horn 1 x Relay 1 x Washer 1 x Long Screw with Nut Notes: 1. Please check the size carefully before you purchase. 2. Please allow 1-3cm error due to manual measurement. Thanks for your understanding. 3. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.