The Ledvance led line 118 125 300 degree dimmable p 15w 827 2700k r7s double ended led lamp is the ideal replacement for your old halogen R7s lamps. It offers a number of advantages over traditional halogen R7s lamps.- Fits into most R7s luminaires thanks to excentric base- Good all-around light emission- Lower thermal output (compared with the standard reference product)- Five year guarantee- Dimmable- LED alternative to conventional R7s lamps- Good quality of light; color rendering index Ra: = 80; constant chromaticity