Select light level with slider. Switch on/off at selected light level. Uses standard 3-way wiring for easy, economical installation. Wallplate not included. 120 volt, 60Hz. 600 watt maximum. Carded. UL Listed. From the Manufacturer --------------------- The Skylark series offers a broad product offering to meet a wide variety of applications.Night light models available. They use standard 3-way wiring for easy, economical installation and feature dual slide models for control of two lights or fan and light.