Lytecaster 3.75 Inch Aperture Cone Reflector Trim is made of aluminum in painted Matte White or anodized Brushed Gold, Brushed Clear, Specular Gold, Specular Clear, Specular Black or Clear Diffuse with a Matte White or Natural Metal trim flange. One 12 volt, GU5.3 MR16 halogen lamp is required, but not included. Lamp wattage dependent on frame-in kit/trim combination. UL listed. Suitable for damp locations. 4.5 inch outside diameter. 3 3/8 inch aperture. A complete fixture includes a frame-in kit and a trim kit, sold separately.