Gavita CT 1930e 780 Watt LED Grow LightThe first true 1: 1 replacement for HPS, the Gavita CT 1930e The CT stands for Compact Toplight. The new, revolutionary Gavita CT 1930e LED is designed to deliver the performance growers expect from an HPS, and first seamlessly in existing HPS setups for installation that takes days, not months. Stock up on the only highly efficient LED delivering serious growing power that is also a true 1: 1 replacement for the fixture that helped revolutionize the