Sea Dog Surface Mounted Push Button Horn Switch This surface mounted chromebrass horn button is a momentary switch used for operating fog horns, sirens etc. Activates signaling device in emergency situations or to communicate with locks and bridges. Rated 12 Amp 12 VDC Mounting screws sold separately Dimensions A 2-916 B 78 C 2-18 D 1-58 California Residents WARNING Cancer and Reproductive Harm - P65Warnings.ca.gov Other Details Google Product Type Switches Product MPN 420429-1 Product UPC 0355