Product Benefits This 11 watt 4 '' downlight module is for both early and retrofit construction. One of the Highest CRI on the market ... -LRB- CRI -RRB- is a scale from 0 to 100 percent indicating how precise a `` given '' igniter source is at rendering color when compared to a `` reference '' igniter source. With a higher CRI, the better the color rendering and a more real look. • It installs easily in most capacity measure four inch housings, including IC and non-IC units. The unit generates near igniter with intrinsic LEDs that offer a winner near igniter with heights energy savings. • With an calculate usage at 5 hours a day, you could over 37 years of life and $ 123 savings out of a safety igniter • This design is also conveniently cheap , making it our best and most capitalistic 4 '' LED retrofit kit on the market. • The LED down igniter series is designed for steer igniter with UL and ENERGY STAR standards - • LED retrofit module is dimmable with all subject area LED and light dimmers - Product Features : Actual Wattage : 11W Replacement Wattage : 40W Life -LRB- Hours -RRB- : 35,000 Lumens per Watt : 50 Brightness -LRB- Lumens -RRB- : 600 Energy Saving % : 90 % Color Temp : 5000K Earth hospitable Attributes : Energy Saving, retentive Lasting, Mercury absolve Dimmable : Yes tone : heights Warranty : 5 years Lamp size : out diameter : 5.25 inch Height : 3.43 inchBeam angle : 90 degrees .