12V - Works with standard 12V D.C. electrical systems.
12V Vintage Loud Sound Trumpet Klaxon Horn Kit For Camper Car Van & Truck Black
Stebel Nautilus Compact 12V Electropneumatic Loud Car Van Horn Red
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
Red 12V KLAXTON AHHOOOGAH OLD STYLE VINTAGE AIR HORN CHROME KLAXON CAR Truck Van
Stebel Nautilus Compact Tuning 12V Electropneumatic Loud Car Van Horn Black
