Warning Light Color Green Lamp Type LED Flashes per Minute 65 Lamp Life 148 000 hr Lens Material Polycarbonate Housing Material 33 Percent Glass Filled Nylon Mounting 1/2 in Internal and 3/4 in External Conduit Hub Rating NEMA 4X Power Source 24V DC Current Drawn 0.215A DC Height 3 7/8 in