Photo Cell, 480 V Ac, >1 W, 3-3/4 In Length, 1-9/16 In Width, 1-9/16 In Height, Heavy Duty Die Cast Housing Material, Gray, 15 A(Tungsten);8.3 A (Ballast), Automatic Switch, -40 °F Operating Temperature, +158 °F Operating Temperature, Stem Mount, 0.2 LB/Ea