Use this halogen single puck light in small areas, such as closets or kitchen cabinets. Surface or recessed mount. Dimmable. No transformer necessary. Has a nickel finish. Includes 6 feet of cord with plug and all mounting hardware for hardwire installation. Has a one year limited warranty. Nickel finish. Uses a 20 watt halogen bulb (included). Has a one year limited warranty. Plug in or can be hard wired. 2 1/2" in diameter.