The Kleinn Model 318M Mini Detonator is a premium, black flush-mount push-button horn activation switch designed to serve as the perfect discreet trigger for any Kleinn air horn system. Featuring a sleek and low-profile design where the visible face of the button measures just 3/4-inch in diameter, this compact switch blends seamlessly into your vehicle's dash or interior panels for a clean, factory-installed look. Outfitted with dual-post screw terminals for simple 12-volt input and output wire connections, it provides a reliable, instantaneous electrical circuit completion to activate your high-performance horn solenoid with a subtle and understated touch.