CFL GLS style lamps for use in living rooms, dining rooms, studies, bedrooms and all genreral lighting applications. Compact size allows direct replacement of incandescent lamps. 55-60 Lumens per Watt output. Lasts 15 times longer than an equivalent incandescent lamp (15,000 hrs). Silicon coating INSIDE lamp glass to prevent breakage and finger marks on lamp. Dimmable from 30-100% with AU-DSP dimmers. If used with occupancy sensors these should be set to a 20 minute minimum.