Ulti-lumenx 90w UFO LED Grow Light High Power Round Grow Light Red/blue 8:1 Size: 10.5" x 2.5" (diameter x height) Weight: 4.8 lbs Power Cord Length: 64" 90 x 1W LED grow lights produce growth rates that exceed 400W-600W HPS Systems. Up to 80% energy savings vs. Metal Halide & HPS grow lights Fast growth - big blooms, buds and flowersSuitable for all stages of growth. Seed to flower to fruit. Built-in Power Supply - No reflector or ballast needed. With less heat generated, it eliminates the need for ducting and heat exhaust fans. Color: Red/Blue (660 nm Red,455 nm Blue)