Product description：QT-LED1218 plant fill light lamp can help the formation of anthocyanin and restrain the elongation of branches, it can also make the plant stems and leaves grow better and accelerate plant growth. By the regulation of stomatal opening, it can promote oxygen demand, which helps plant gain more nutrients, and further promote the growth of root and the growth of leaves in the early stage of germination. The plant fill light lamp can also promote the growth of plants as a whole, and particularly in flowering period and fruiting period, it can make plant bloom and bear fruit 20-30 days earlier than usual, and it can make vegetable yield increase by 20% ~ 30%. It can also increase the vividness of flowers, increase the storage period of flowers, vegetables and fruits by 5 ~ 10 days, and reduce plant diseases, insect pests and malformed fruit.