75 Watt replacement using only 10 Watts (850 lumens) Rated to last 13 years based on 3 hours per day use case of 6 LED bulbs Indoor spot light bulbs (15 degree beam angle) for ceiling lights, can lights, recessed lights and track lights Dimmable and works with most dimmer switches Warm white light with 3000 Kelvin color temperature PAR30-LN (3-3 with 4-inch diameter) long neck shape and size Medium base (E26)