【Easy Installation】Designed for easy retrofit,remodel or new construction installation.No junction boxes or cans required.Recommended cut hole size on the 1:1 template is 4-3/16’’, it also compatible with Remodel or New Construction housing with 4-1/2’’ holes, time saving if there were 4-1/2” holes already. 【5 Color Temperature Selectable】2700K/3000K/3500K/4000K/5000K in one fixture meets your different needs in hallway, living room, kitchen, bedroom and even walk-in closet etc.Just a click on the side of the box and you will choose the most-desired color that best fit in your house 【High Brightness】 The 4-inch slim lights use the new generation of LED chips with higher lumens and lower power. 700LM consumes 9.5 Watts, which equals to 60W incandescent light, energy and bill saving. Integrated with LED chips, not bulb replaceable 【Dimmable LED Light】 Works with most LED dimmers,flexibly adjust the brightness from 10%-100%. We provide a dimmer list for you reference. You can set it to the lowest light without flicker and noise 【3-Year WARRANTY】CloudyBay offers 3-year limited warranty - Assures the rated 25,000 lifetime (average 3-5 hours/day). Contact us if you have any issue about the light.