Philips CDM-T MASTERColour compact metal halide discharge lamp offering excellent color stability and a bright and vivid light. G12 socket on ceramic base, with a power of 150W, emits 12000 lm. Warm white light 3000K 830, CRI color rendering index between 80 and 89. The average lifetime is about 10000 hours. Thanks to the presence of the UV filter, these lamps are designed for an indoor use , for example inside shops, offices, shopping centers, etc.