SL4-AP120-A Tower Light, Voltage 120V AC, Sound Level 80 dB, Sound Modes Continuous, Pulse, NEMA Rating NEMA 13, NEMA 4, NEMA 4X, Diameter 40 mm, Color Black, For Use With SL4 Tower Lights, Length 1.73 in, Width 1.73 in, Height 2.8 in, Housing Material Polycarbonate, Standards CE, CSA C22.2 No. 14-10, CSA C22.2 No. 94-91, CSA Certified, CSA Class No. NKCR7, cULus Listed, IEC Rated, UL 508, UL File E29184, UL Listed, Current Drawn 0.41A, Watts 49 W, Tower Light Sounder Tier