Sea Dog Push Button Horn Switch This Horn Button is a panel mounted, push button, momentary On-Off switch for operating fog horns, sirens etc. Mounts in 12 diameter hole and is wired with 14 QD terminals. This horn switch is available as either a standard black button or bright red button to make it easily identifiable in emergency situations. Maximum panel thickness 516 Constructed of nylonphenolic and chrome plated brass 15A 12VDC California Residents WARNING Cancer and Reproductive Harm - P6