Tower Light Series SL4, Voltage 120V AC, Tower Light Color Blue, Diameter 70 mm, NEMA Rating 4X, Lighting Technology LED, Steady Flashes per Minute, Lamp Life 100,000 hr, Housing Material Polycarbonate, Lens Design Cylinder, Lens Material Polycarbonate, Operating Temp. -22 Degrees to 140 Degrees F, Standards IEC/EN 60947, UL, CSA, CE, Current Drawn 0.031A, Watts 3.7 W, Height 2.44 in, Length 2.87 in, Width 2.87 in, For Use With SL4 Stacklights