Satco S3107 120V 100-Watt T4 E11 Base Light Bulb, Clear,Satco Products,S3107" /> Halogen lamps deliver a crisp, white light The halogen lamp is dimmable and can be used in conventional incandescent dimmers The gasses inside halogen laps allow the evaporated tungsten to find its way back to the filament and redeposit, ensuring a long life of 2,000 hours or more 100-Watt E11 base Illuminates upto 1700 lumens