250 Watts Metal Halide Bulb HQI 22K 20K 15K 14K 13K 12K 10K 6K 250W FC2 DE Aquarium MH Please Choose Correct LAMP COLOR : 250 Watts Metal Halide Bulb HQI 12000K 250W FC2 DE Aquarium lamp 12K MH 250 (12000K or 12 Kelvin) Rated Life: 10,000Hrs / Shape: T9.5 Lamp Length: 6.40"inch Applications for : Salt water Reefs , Corals tanks , Aquarium Reef Systems , Marine Aquariums and e.t.c.