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. Street Light, Led Grow Light 12V Dc , 240W Grow Light , Octopus Grow Light ,315 W Grow Light . Compared with traditional lighting, the advantages of LED indoor lighting plant lights are embodied in the following aspects: The product will supply to all over the world, such as Europe, America, Australia,Pakistan, Algeria,Sevilla, Lithuania.LED plant lights help shorten the growth cycle of plants, because the light source of this lamp is mainly composed of red and blue light sources, using the most sensitive light band of plants, red light wavelengths use 620-630nm and 640-660nm, blue light wavelengths use 450-460nm and 460-470nm.