This compact fluorescent flood light is suitable for either indoor or outdoor use. The flat face will make it flush with standard indoor recessed can fixtures, and it uses amalgam technology to deliver higher lumen maintenance and consistent color. Note that the color temperature is 5,000 degrees Kelvin, which is a very white "daylight-like" light. Light Output: 300 lumens Color Temperature: 5.000 degrees Kelvin Color Rendering: 84 CRI Dimensions: 2.5" wide x 3.8" long Rated Life: 8,000 hours Minimum Start Temperature: 0 degrees Fahrenheit Maximum Operating Temperature: 100 degrees Fahrenheit Power Specifications: 120 volts AC, 60 Hz, 9 watts Note: This compact fluorescent light may have reduced rated life in enclosed fixtures, or in poorly ventilated fixtures. It should not be used outdoors where it would be exposed to the elements or on dimming circuits. Use only with photocells, motion detectors, and electronic timers that are suitable for use with compact fluorescent light bulbs. This lamp contains mercury. Please recycle at the end of its life.