Sylvania 79075 19-Watt (100W Equivalent) A21 Medium Base Dimmable LED Bulb, Soft White 2700K color temperature, soft white light, 100W equivalent of light uses only 20W Instant-on, no warm-up or change of color. Works with most dimmers. Medium base, most frequently used for track lighting, recessed canned lighting and flood lights Life of 20 years predicted (see package for description) 5 year Warranty from manufacture