Our LED grow lights are full spectrum LED grow lightings for Hydroponic system, including for planting flower, Vegatable, etc.There is a very wide range of different output powers for options from 50 watts to 600 watts. There're also some different fashion shapes for the led grow lights, like UFO, rectangle and square. As for the apperance colors, there're mainly two colors: white and black.They're mainly used for greenhouse hydroponics, Indoor garden growing, home growing, etc.