SL7-BL120-B-A Tower Light, Voltage 120V AC, Tower Light Color Blue, Diameter 70 mm, NEMA Rating NEMA 13, NEMA 4, NEMA 4X, Lighting Technology LED, 120 Flashes per Minute, Lamp Life 100,000 hr, Housing Material ABS, Lens Design Fresnel, Lens Material Polycarbonate, Operating Temp. -22 Degrees to 140 Degrees F, Standards CE MARKED, CSA Certified, CSA CLASS NO. NKCR7, CSA Standard C22.2 NO. 14-10, CSA Standard C22.2 NO. 94-91, CULUS LISTED, IEC RATED, UL 508, UL LISTED, UL LISTED FILE E29184