315~400nm–– This kind of light wave is also a far-ultraviolet light, although there is no ultraviolet rays to harm plants, in order to have no direct effect on plant growth, chlorophyll absorption is small, affecting the photoperiod effect, preventing stem elongation. Led Grow Light Rechargeable, Grow Light Bar , Bangladesh Led Grow Light , Full Spectrum Led Grow Light Bar ,King Led Grow Light 1000W . Sunshine: is the most important key to plant growth, so the degree of sunshine determines what flowers are suitable for planting in the home environment. The product will supply to all over the world, such as Europe, America, Australia,Lithuania, Ecuador,Angola, Ghana.Not long ago, Taga City, Miyagi Prefecture, Japan, publicly demonstrated the world's largest LED (light-emitting diode) artificial phototype plant factory to the media. The plant, called Miraihata covers an area of about 2,300 square meters and uses 17,500 LED lights, which can be produced throughout the year and is expected to harvest about 10,000 lettuce trees per day. Not long ago, Fujitsu also announced that after about a year of preparation, low-potassium lettuce produced in its own plant factory began to be put on the market.