From the Manufacturer
The Credenza Plug-In Lamp Dimmer with night light is a convenient dimmer for table and floor lamps. The Credenza lamp dimmer makes it easy to turn lights on and off without reaching under the lampshade. Select your light level with the slider; move slider up to increase light level, down to decrease light level. Turn lights on/off at the bottom of slider. Credenza also has a night light that glows softly helping you find the dimmer in the dark. The Credenza Plug-In Lamp Dimmers has its own cord, so no installation is needed. Simply plug table or floor lamp into dimmer and plug dimmer into outlet. Credenza dimmers work with incandescent and halogen lighting and are for use with table and floor lamps that have a maximum capacity of 300W. Installing Credenza dimmers saves energy too! Dim the lights just 50% to save 40% electricity and extend bulb life 10 times. Dim the lights in your family room, nursery, office, wherever you have a floor or table lamp and create your perfect light.
Lutron TT-300NLH Credenz Plug-in Lamp Dimmer W/Locator LightIncandescent/Halogen Single Pole 300 W Slide On/Off Slide Up to Brighten, Down to Dim Includes Locator Light Requires No Wiring or Tools Incandescent/Halogen Single Pole 300 W Finish: White Type: Gloss