Hampton Bay 3-Light Matte Black Linen Glass Linear Track Lighting Kit Durable metal construction is built to last and offers a clean, refined look ncludes 3 GU10-16 50-watt halogen bulb Compatible with any standard 120 volt incandescent style dimmer switch Compatible with all 120 volt EC and H series Hampton Bay linear track systems, components and accessories CSA listed for quality and safety MFG Model # : EC4188BK-3