Siren Speaker, Product Type Siren Speaker, Overall Length 6 5/16 in, Overall Height 6 5/16 in, Overall Width 3 5/16 in, Includes Mounting Hardware, Universal Mount, Compatible with Series C3100 Series, Compatible with Manufacturer Model Number 3450, 3599L5, 3672S, 3692S, 3932, 3955, All Code 3 Sirens, Compatible with Grainger Part Number 13D614, 13D615, 194A03, 421F96, 421G04, 6GPW3, All Code 3 Sirens, Standards CA T13, SAE J1849, Color Black, Operating Voltage 12V DC, Wattage 100 W