GE 45155 Bullet Shape, R30 Can Light Extension, White Easily Installs into Existing Socket Includes Universal Cover Ring (Fits up to 8" Opening) Standard Light Bulb Base Adjustable Neck to Provide Directional Lighting UL Listed No wiring required - uses existing socket Easy installation Standard light bulb base Includes universal cover ring that fits all recessed lighting up to 8-Inch opening 75-Watt bulb max