Cheap And Discounts 2019 Best PPFD high lumen crees cxb 3590 cxb3590 3500k 4000k 5000k 6000k full spectrum COB led grow light Wholesale. Buy Directly From Merchant Shop1104090003 Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.