Philips Elite Agro 315W T12 Ceramic Metal Halide Lamp 3100k is a flowering, budding spectrum lamp designed for maximum efficiency. This Philips CMH is the bulb that comes with the Sun System Ceramic MH 120 and 240v fixture. Use the CMH socket adapter and 315w Prism ballast Add On's to convert any old single ended reflectors into 315w CMH power houses.
