Satoc S2235 39 Watt (50 Watt) 530 Lumens PAR30 Short Neck Halogen Wide Flood 50 Degrees Clear Light Bulb, Dimmable Halogen/Xenon technology for enhanced performance Silver coated reflectors for higher lumen output using less wattage Environmentally friendly; up to 30% energy savings over traditional Halogen lamps Fully dimmable and mercury free Same look and feel as the products they replace