Discharge bulb reflector mastercolor cdm r mini philipsphilips mastercolour cdm r mini brilliant light season for seasonyour benefits brilliant light and high colour stability throughout the entire lifespan saves up to 60 energy compared to normal halogen bulbs simple bulb replacement through gx10 twist lock socket suitable for open lamps indoorsproduct design miniaturised 50 mm cdm reflector bulb average lifespan of up to 12000 hours excellent colour reproduction ra 85 ray ang