Bulbs Not Included T5 high-output fluorescent lighting system complete with individual parabolic reflectors for each bulb made from silver-coated 98% reflective German-made aluminum, built-in electronic ballasts, active cooling system, acrylic shield, two 10 ft power-cords and sleek, adjustable hanging kit to suspend the unit. Superior design and high-end components produce 50% more light than most other equally sized T5 fixtures without using more energy. Fixture is wired with 2 bulbs on one power-cord and the other 6 bulbs on the other allowing for independent control and dawn-dusk simulation. Silver colored, stainless steel body is durable and rust-proof. Runs very cool and produces virtually no noise. Common Sizing Guideline: mixed reef tanks up to 60 gallons and SPS dominated tanks up to 50 gallons. Recommended Tank Depth: up to 30" with carefully planned placement of corals. Power Consumption: approximately 2.0 Amps. Warranty: 1 year. Bulbs sold separately.