Magnetic Safety Light, Color Clear, Lamp Type LED, Flashes per Minute 60, Lamp Life 30,000 hr, Lens Design Dome, Lens Material Polycarbonate, Housing Material ABS, Mounting Magnetic, Operating Temp. -20 Degrees to 70 Degrees C, Power Source (2) D Batteries (Not Included), Current Drawn 0.20A AC, Width 4 1/4 in, Depth 4 3/4 in, Height 9 in