Use original GEs Soft White when you need a light without glare and harsh shadows. Specifically designed for 3-way lamps in your home or office GE 3-way bulbs offer a range of light levels. Choose the low light setting for energy savings higher settings for general and activity lighting. Lamp type:Incandescent A-line 50 /100 /250 watts. 120 volts. 620 /335 /3955 lumens. Avg. life 1 200 hours. 5.25″ M.O.L.(Max. Overall Length) Medium screw base. Soft White finish. Sleeved.