Single Light Short 4" Recessed Light from the Geometrix- Vertex CollectionRecessed lighting has become ubiquitous in both contemporary and traditional interior design. Now you have the choice of accenting it, rather than ignoring it, with Vertex crystal trim. This will feel especially appropriate in a room with a crystal chandelier.Vertex presents its crystal in a technical-looking grid projecting from the recessed light source.Single light down lighting short 4" recessed lightFeaturing a variety of crystal optionsRequires 1 50w MR16 base Halogen bulb (included)Requires 4" housing and transformer: HR-8401E, HR-8402E, HR-8403H, HR8403HF5.125" flush mount plate and 3.5" crystal diameter