Model 310-2T Loud One® 12-Volt 115 Decibels 410 Hz Two Terminal

Universal replacement low tone horn, 12-volts, connects to all one (1) or two (2) wire systems. Fits all 12-volt vehicles built since 1955. HIGH POWERED SOUND, steel and plastic construction will provide many years of dependable service. Kit comes complete with heavy-duty mounting bracket, mounting hardware and wire terminals. Instruction in English / Spanish.
Patent no 6,002,324