OEMLINK International LTD OOGA Horn Carbon Antique Classic Car Hot Rod Oooga Ahooga OOGA Horn with Carbon Fiber Look: Plays the good old fashioned "Ah-Ooooo-ga" sound Powered by a heavy duty 12V motor for Loud Output Works with standard +12 Volt D.C. Electrical Systems Designed for Cars Trucks RV's UTV and more.... Overall Size 4 1/2" Round x 9" Long