We areled grow light companyfrom China, all models are ETL listed with 3-5 years warranted. Suntop New Energy is able to offer a full range of LED grow lighting products and provide with the lighting solutions from indoor all-day planting, outdoor supplemental planting to residential tent planting. The 600 WattLED grow light for vertical farming is especially designed for professional growers to push the envelope with high-PPFD cultivation practices. Your any inquiry will be much appreciated and hopefully there's something we can do for you. This 600 WattLED grow light for vertical farming is ETL, CE and RoHS certificated and intended for America, Australia, Europe and Southeast Asia market. It is ideal for seedling, vegetative and blooming stages of cannabis and hemp that require high light level. More information can be found below and any inquiry will be much appreciated.