Beacon Warning Sounder Light,Clear,LED -22 Degrees to 122 Degrees F, Rating IP65, NEMA 3R, Power Source 12 to 24V AC/DC or 120 to 240V AC, Current Drawn 60 to 460mA AC/DC, Width 3 29/32 in, Depth 3 29/32 in, Height 3 7/16 in, Voltage 12 to 24V AC/DC or 120 to 240V AC.