280~315nm–– This wavelength is already ultraviolet light, which has the function of direct suppressive growth for the growth of various animals, plants and even fungi, and has little impact on morphology and physiological processes. Led Grow Light 96W 78Cm, Led Corn Light Grow Light , Grow Light Waterproof , Natural Light Grow Bulb ,Wifi Led Grow Light . Water: Some plants are drought-tolerant, and some like sufficient water, which must be adjusted according to plant habits. The product will supply to all over the world, such as Europe, America, Australia,Paris, Lebanon,Florence, French.In the past, the cost of LED lighting remained high, so plant factories mostly use fluorescent tubes or high-pressure sodium lamps, with the decline in LED prices and technological improvement, the application of LED in plant factories has seen a new wave of progress. At present, there are not many manufacturers engaged in LED grow lights in China, most of which are concentrated in Shenzhen.