Replace your 50/100/125 Watt light bulb with Utlitech soft white three-way 12/21/32 Watt bulb. It operates in medium, low and high. It has 10,000 hours of life and uses 600,1600,2080 Lumens with 2700 Kelvin. Only use the bulb on sockets. Do now use with dimmers. It comes packaged in a 5.50" x 9" blister pack.