This energy-saving light bulb can be dimmed using a regular light switch.
No dimmer switch is needed. See the instruction leaflet for more information.Available with a B22 or E27 base this high power CFL will produce 1200 lumens with excellent power factor over 0.67. This compares with a power factor of less than 0.6 for most CFLs. The higher the power factor the more efficiently can energy be distributed.