Lutron Credenza Plug-in Dimmer for Halogen and Incandescent Bulbs, TT-300H-WH, White For use with 300-Watts of Halogen or Incandescent Bulbs (for LED version, please see TTCL-100H-WH) Dims table and floor lamps to suit any activity Easy plug-in installation. No wiring requried. Easy slide operation allows you to adjust lights to desired level Includes Lutron Credenza Plug-In Dimmer for Halogen and Incandescent Bulbs, TT-300H-WH, White Comes with 3 years warranty Convenient dimmers for table and floor lamps Lets you use a standard light bulb instead of a costly 3-way bulbs Makes it easy to turn lights on and off without reaching under the lamp shade Features optional LED that glows softly as a locator light Place dimmer on tabletop for easy operation CL models for dimmable CFL and LED bulbs are available; these models have HED Technology, which improves dimming performance of these bulbs