OceanRevive&reg; Reflector Design 900w LED Grow Light 180*5w Panel Greenhouse Indoor Hydroponic Plant Veg Flowering Growing Fixture USA Warranty, factory trained and authorized warranty service for U.S. market product. No need to ship the light back to China! All quality issues will be resolved in the states within 5 business days. It uses a combination of 180 x 5W LEDs to deliver intense and even coverage to your favourite plants. It has a coverage area of 4FT x 2FT to provide enough light for up to 8 flowering plants within that area, or a couple of plants would make for an awesome SCROG. Your plants don't care about what brand your grow light is or how much it cost. All they care about is what colour the light is and how much there is to use. Our spectrum is made up of a tried and tested blend of colours which are suited to all stages of the plants life with a focus on flowering, to ensure that you get the yield you are after. The 180x5W features a 3 part heat management system, consisting of an MCPCB (No cheap plastic here), finned aluminium heat sinks and quasi-mute fan. This keeps your plants and the LEDs nice and cool. No more battling with excessive temperatures in the grow room. We will stand by you long after you have received your Light. Whatever your query, be it grow related, warranty related or even if you just want to talk LED - We are here, ready and waiting and always happy to help.