Flush mount, low maintenance, glass cylinder to keep moisture and dirt away from the light socket Suitable for barns, garages, sheds, workshops, livestock buildings and more Steel cover mounts to a junction box Uses one incandescent bulb up to 100 watts maximum Housing cap is die cast aluminum Mounting cover is die formed from cold rolled steel Medium base porcelain lamp holder for 120 volt 60 hertz AC operation 4-1/2 in. diameter x 6-9/32 in. depth UL listed for damp locations