This Ushio Aqualite Double Ended HQI Metal Halide Lamp (UHI-250AQ/10) has a 10K color temperature and 250W output. Ushio Aqualite Metal Halide lamps feature the best combination of color balance, color rendering and photosynthetic light output for healthy marine aquarium and reef systems.
Spec Sheet for All Ushio Aqualite Metal Halide Lamps (pdf file in new window)