Satco S4130 39 Watt (50 Watt) 500 Lumens PAR20 Halogen Flood 42 Degrees Frosted Light Bulb, Dimmable Glare-free frost lens Halogen/Xenon technology for enhanced performance Silver coated reflectors for higher lumen output using less wattage Fully dimmable and mercury free Same look and feel as the products they replace