Measures: 4.50" H x 2.50" L x 4.50" W Bulb Included: No Number of Bulbs: 1 Type of Bulb: MR16 Product Material: Die-cast aluminum track head with polycarbonate transformer case and track adapter. Bi-pin ceramic socket for MR16 lamp. Bringing brilliance to you, the Contemporary Modern White One Light Track Head from the 007 Collection, a fantastic product, from a awesome brand like W.A.C. Lighting, unique piece from 007, one-of-a-kind collectionelevated by a luxurious White finish.