HHT-801-BK Track Type: Halo Series, Wattage: 50 Watts, Finish: Black Barn doors (WAC2155) sold separately Features: -801 Model Track Head.-Compatible with Halo, Juno, Lightolier Series track systems.-Optional UVF lens for reducing ultraviolet light to protect artwork and fabric from fading.-Optional low voltage extensions.-Integral electronic transformer. Includes: -Includes clear lens. Options: -Available in Black or White finish.-Optional color lenses (regular or dichroic) available in various colors: Golden Amber, Blue, Green, Red or Yellow.-Optional patterned and protective lenses available.-Optional barn doors available (to be purchased separately). Specifications: -Accomodates MR16 halogen bulb, 50 or 75 watt maximum. Dimensions: -Overall dimensions: 3'' H x 2.5'' W x 5.1875'' D.