Used with air powered horns that require an on board air system for 12 volt vehicles
The valve easily installs to any 1/4" air hose with its brass fittings
It comes complete with all needed hardware. When the vehicle's horn button is depressed, the valve becomes electrically energized, opening the solenoid and permitting air to reach the horn. Hose fittings: 1/4 ", size: 3 1/4"L x 1"W x 1 3/4 "H , Voltage: 12 volts, Solenoid current: 300 mills. The solenoid remains engaged as long as the horn button is depressed.