4" 10W Selectable Nora FLIN Square LED DownlightThin, Recessed LED Wafer Downlights with Lots of Built in Features Great for Shallow Ceilings: No housing or minimum clearance required Ensures Speedy Installs: Thanks to a pre wired junction box No Caulking Needed: Gasket included for air tight and wet location uses. Dimmable to 10% with TRIAC or ELV dimmer. Selectable Color Temperatures from 2700K to 5000K. For new construction or remodel applications. Light and driver can be installed up to 40'