Soraa Vivid LED MR16 lamps work as a 50W or 65W halogen replacement for fully enclosed fixtures. Exceptional beam control with smooth, uniform beams and a single light source that provides a single, crisp shadow. Soraa lamps are energy efficient with a rated lifetime of 35,000 hours; 85% more efficient than halogen lamps. Rated lifetime of 35,000 hours; 85% more efficient than halogen lamps.