12V motor driven twin trumpet

12V Loud Tone Air Horn Set for Car Twin. Set includes fixing and fittings as shown in photos. Fits most cars, vans and boats with 12V electric power. Dual Trumpet 135db Super Loud. Length: Large Horn 210 mm Small Horn 160mm. Package Includes: 1X Large Horn, 1X Small Horn, 1X Compressor, 1X Tube, 1X Junction, Fixing Nuts and Bolts.