12V - Works with standard 12V D.C. electrical systems.
Chrome 12V Vintage Loud Sound Trumpet Klaxon Horn Kit For Camper Car Van & Truck
2X Red 12V 139dB Car Van Grille Horn Compact Super Tone Loud Blast 115Db UK
1X Red 12V 139dB Car Van Grille Horn Compact Super Tone Loud Blast UK
150db Loud RED 12V Dual Twin Air Horn Kit Trumpet For Car Truck Bus Boat RV
Red 12V KLAXTON AHHOOOGAH OLD STYLE VINTAGE AIR HORN CHROME KLAXON CAR Truck Van
Stebel Nautilus Compact 12V Electropneumatic Loud Car Van Horn Chrome
