A Philips MASTERColour CDM-TC Evolution 70W/930 70w CDM-TC Ceramic Metal Halide lamp with a G8.5 base. This CDM-TC lamp is a compact, single-ended discharge lamp with a high efficiency. CDM-TC lamps maintain stable colour over their lifetime and emit a crisp, sparkling, white light. CDM-TC lamps are frequently used in shops, shop windows, public buildings and offices. CDM-TC\'s can also be used outdoors for floodlighting and pedestrian areas. This lamp gives out a warm white colour. These lamps have an average life of 25000 hours and a lumen output of 8800lm.