"Sunlite 50-100-150 Watt A21 3-Way, Medium Base, White - 12 Pack"
"Sunlite, and will last for an average of 0.9/1.1/1.8 years are specifically designed for use in lamps with 3-way sockets in your home or office and offer 3 levels of light. At its lowest setting of 50W, it produces a light output of 500 lumens. At 100W, you can expect 1500 lumens of light output. At the highest setting of 150W, this bulb can easily deliver 2000 lumens. It"
Manufacturer part number: SUN-21060-SU