Industrial Disc Horn Electric Length (In.) 5 Width (In.) 5 Height (In.) 2-1/4 Dia (In.) 5 Material Steel Finish Unfinished Bracket Mount Mounting Decibels (dB) 105 @ 1 meter 0.9 Amps Voltage 24-48 DC For Use With Material Handling Industrial Equipment For Use On Fiberglass Metal Plastic Rubber Includes Mounting Bracket