Lutron DVSCLV-103P Diva Satin dimmers are designed for use exclusively on 3-way lighting systems that use magnetic low voltage transformers. In addition, the lamps must be a maximum of 800W. DVSCLV-103P Diva dimmers are noted for their modern appearance with the large on/off paddle switch and smaller dimmer slider. The Satin classification refers to the many unique colors available for this dimmer. Classic Lutron dimmer features such as the built-in soft-glow night light and power failure memory are built into this dimmer.