AUTOUR Super Loud 150DB Truck Horn Single Trumpet Suitable for cars , trucks , boats ,Motorcycle,Escooter all types autombiles POWERFUL - The single horn blares out a loud and powerful warning. The durable trumpets can produce sound as loud as 150DB. The great powerful sound catches everyones attention. SUPERIOR QUALITY - The single horn is constructed out of premium quality material to ensure maximum strength and durability for long lasting usage. Its sturdy and made of material tough enough to withstand the any weather and form of elements of blizzard. VERSATILITY - The horn can be mounted on any application that has a 12V DC power available. With a polished red compressor and shiny chrome horn they cast an eye-catching appearance on any vehicle mounted. AFFORDABLE - The single horn is designed for customers looking for a loud and affordable air horn. The build quality is great and totally worth it for a very affordable price. EASY INSTALLATION - The single horn is easy to install. It is flexible and portable so it has the reflexes to take from one car to another easily. The horn kit includes basic mounting hardware and hose. 12V Single Trumpet Air HornThe brand new single horn is designed for customers looking for a loud and Affordable air horn. The build quality is Great and totally Worth It for a very affordable price. The horn are commonly installed on cars, trucks, vans, tractors etc. However it is also extremely suitable for motorcycles or boats. The horn can be mounted on any application that has a 12V DC Power available. With a polished red compressor and shiny chrome horn they cast an eye-catching appearance on any vehicle mounted.The single horn is constructed out of Superior Quality material to ensure Durability for Long Lasting usage. It has Attractive Appearance on any vehicle mounted With a polished red compressor. The single horn is Easy Installation. It is Flexible and Portable so it has the reflexes to take from one car to another easily. The horn kit includes basic mounting hardware and hose. Specification : Condition : Single Trumpet Material : Chrome Plated ZINC Trumpets(Non-Rusting) Overall Dimensions : 17.7L x 3.7W x 3.9H Trumpet Lengths : 16.9 Trumpet Diameter: 3.7 Air Tube Length: 14.6 DB output : 150.2 db Frequency HZ of horn : 680HZPackage Included: 1 X Air Horn 1 X Compressor 1 X Air Hose 4 X Screws 4 X Nuts 6 X ShimsWARNING: This horn is really loud. Please do not use it near school or hospital.. This product is suitable for all models with gas source device. 1. The relay operating current must be greater than 10A. 2. Relay main power cable cross-sectional area can not be less than 2.5 square millimeter, the output line is not less than 1.5 square millimeter. 3. Working pressure 0.3-0.9MPa, the best is 0.42-0.68MPa. 4. Temperature -40-80 . 5. The product life up to 100,000 times