The MR16 GU5.3 Base Total Frost halogen specialty lamp features a dichroic reflector with frosted back coating and frosted lens. Diffused light prevents glare. Available in a 20 watt (310 lumens) and 50 watt (570 lumens) option, 2900K color temperature, 100CRI. 2,000 hour average lamp life. 2 inch diameter x 1.88 inch height.