Cheap And Discounts 7540 AC LED COB Chips AC220V 20W 30W 50W No Need Driver For DIY Grow Light Full Spectrum 380-780nm Plant Seedling Flower Wholesale. Buy Directly From Merchant ZHONG ZHOU EVER LIGHT Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.