The R1 is an energy efficient, IP rated, LED down light for the replacement of old halogens. The S1 has energy savings of up to 70% and includes both the 10W Samsung LED module and round shaped head. It has a lumen output of 860lm in 3000K with a 60 degree beam angle. This down light is perfect for both residential and commercial use and has an IP rating of 65. Due to it's water protection rating, it can be used in some exterior settings such as under eaves and in deck areas, or other wet areas.