At present, the market is mainly used for halogen lamps, T5, LED lamps in fish tanks; The advantages of halogen lamps are good color rendering, full spectrum, and good for the growth of coral plants. Halogen lamps also have definite shortcomings, halogen lamps consume electricity, short life, low luminous efficiency, the most important is easy to produce ultraviolet rays, ultraviolet light referred to as UV. What many people may not know is that UV is divided into UVA and UVB. UVB at most makes people sunburn and tan; Although UVA is weak, it has super penetration, even accounting for more than 95% of ultraviolet rays, which can cause a variety of skin diseases, which is also a problem that many aquarists with children at home are worried about. 240W Grow Light, 4Ft Led Grow Light Strip , Meanwell Led Grow Light , Grow Light Timer ,Led Grow Light 1000 . Observe which plants are completely in the sun? Which ones are in the shade? When do the plants next to the wall get the sun? From this, you can further find out the growth of the same plant in different places, so that you will have a better understanding of the growing conditions required by the plant. The product will supply to all over the world, such as Europe, America, Australia,Armenia, Eindhoven,UK, Hyderabad.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.