Single pole side wire switch. Grounding terminal screw standard. 120/277 volt rating is ideal for fluorescent lighting fixtures typical in commercial applications. 0.050 in thick steel mounting strap zinc-plated for corrosion resistance. Terminal screws backed out ready for wiring. Side wire terminals accept up to #10 solid or stranded wire. Pilot light rating of 1/25 watt - 120 volt, may be wired to indicate power "on" or power "off". Combination slot/Phillips head mounting and terminal screws.