SGL 4 Inch Dimmable LED Recessed Lighting, 9W (65W Replacement), 5000K Daylight White, 720Lm, LED Downlight, LED Ceiling Light, 4-Pack Aluminum Alloy Body with Built-in Trim Ring, high safety is no doubtly assured. Energy star approved, Energy Efficient - 65 Watt equivalent for 9 Watts, Save up to 86% on your electricity bill ! Dimmable. Works with most of dimmers but to ensure flicker free dimming, please use with silicon-controlled rectifier type dimmer. Integrated LED recessed downlight with white die cast baffle trim and a medium E26 based screw in adapter, it can be easily installed without using any tools. Please refer to the picture of the installation process. Compatible with most 4-in new construction, remodel, and shallow recessed lighting housings, suitable for use in wet or damp locations. 5-year warranty, if you have any problems of product quality, Pls get in touch with us, we will properly solve for you.