The Hi-Tech Lamps part number FMW/CG/WS4200-U is a 35 watt (35W), 12 volt (12V) MR-16 Whitestar?? Series reflector halogen lamp made by Ushio. The Whitestar?? high color temperature series of lamps were designed to provide a balanced, full spectrum MR-16 for display and task lighting. These high color temperature lamps project a high luminous intensity with low ultraviolet and infrared emissions to protect artwork and valuable merchandise. It utilizes a high quality multilayer titanium oxide coating process, with results that are much more consistent and durable than standard dichroic coatings, ensuring reflector coatings do not crack or peel under the stress of high temperatures and maintain color from lamp to lamp and throughout the life of the lamp. This lamp has maximum overall length of 45mm (1.78in) and it has a cover glass. The average lifetime is 4000 hours. This lamp has a color temperature of 4200 Kelvin (4200K), and has an output of approximately 600 candelas (600cd). This lamp is also known as Ushio FMW/FG/WS/4200 and 1003340.