LightSciences™ The data speaks for itself. Learn MoreLegends in the Industry AI® proudly designs, engineers, and manufactures the best and most reliable LED reef lighting. All from the Heartland of America. Hydra® 64HD The Hydra® 64HD blasts your tank into Hyperdrive. Hydra® 32HD Built-in control means this LED is the full package. Prime™ Series Built-in control and Hyperdrive Engaged.