The led r63 60 36 degree p 4.8w 827 e27 reflector lamp from Ledvance is a high-quality, energy-efficient LED spot lamp that is perfect for a variety of commercial and residential applications. It is a direct replacement for traditional R63 halogen spot lamps, and it offers a number of advantages.- Quick, simple and safe replacement without rewiring- Design, dimensions, luminous flux comparable to an incandescent or halogen lamp- Low maintenance costs thanks to long lifetime- No UV and near-IR radiation in the light beam- Instant 100% light, no warm-up time- LED alternative to high voltage halogen lamps- Not dimmable- Base: E27