CONTEMPORARY DESIGN: a matte finish plus a sleek s-shape design puts a new look on a classic piece to elevate the Grayson Collection to a truly contemporary assortment ADJUSTABLE TRACK HEADS: six independently adjustable track heads to direct and focus light where needed DIMMABLE: fully dimmable with compatible dimmer switch to create the perfect atmosphere (dimmer switch sold separately) EASY INSTALL: includes all mounting hardware and a canopy mounting plate for quick and easy installation - can be installed on a sloped or vaulted ceiling REQUIRED BULBS: 6x GU10/Bi-Pin Base MR16 Shape Bulbs, 465 lumens - 50 watts - 2700 kelvin (soft white) - 3,000-hour bulb life