Juno Lighting Group T231WH T687 WH Light, White Height: 4-7/8-Inch , Width: 4-1/2-Inch Medium base porcelain socket with nickel plated copper screw shell uses one 35-75W PAR30 lamp Copper alloy contacts provide precise spring action - no arcing, will not take a set and pulls to up position for two-circuit application Polycarbonate body holds the painted formed steel shade on a swivel arm 90-degree vertical aiming capability and 321 degree rotation