Philips CDM-TC 20W 830 G8.5 Features CDM-TC is a compact high pressure ceramic burner discharge lamp with a bright light and a very stable luminous flux. With their G8.5 base, Philips CDM-TC 20W 830 G8.5 can be easily integrated into luminaires, and allow you to replace your old inefficient halogen lamps. The Philips CDM-TC 20W 830 G8.5 have a life span of 15000 hours; which is much longer than standard lamps. Use of Philips CDM-TC 20W 830 G8.5 The Philips CDM-TC 20W 830 G8.5 have a warm light of a color temperature of 3000K. The color rendering index is also excellent, more than 80-89Ra. Mainly used for accent lighting, these light bulbs can also be used with general and decorative lighting. These lamps can be used in shops, houses, and offices.