GoGrow is the leading premier LED grow light manufacturer in the entire world. We export to more than twenties countries with more than 300 hundred distributors globally. Our global teams of engineers and scientists have over 12 years of extensive testing in our labs directly related to marijuana cultivation. Our lights out perform other lights on the market and were specifically developed for growing medical marijuana. At GoGrow we are so convinced that you will enjoy your new LED light from us that we offer a 30 day no hassle return. If you don’t like your light simply return it and we will refund your money.