About this item Lower Cost & High Efficiency: The VIVOSUN VS1000 LED grow lights use the latest high-efficiency (2.75μmol/J) LED plant light technology, the Samsung LM301H Diodes for extremely high output that consumes only 100W of electricity, making it more efficient than traditional HID lamps and other plant lamps on the market Dimmable Ballast: The VS1000 LED plant lamp has a dimming knob that makes it adaptable to different growing periods for your plants; It can adapt to the growth needs of different plants in different periods; The first choice for beginners and professional growers alike Full-Spectrum Sunlike Lighting: These VS 1000 full-spectrum LEDs deliver optimal light-spectrum coverage׭ore power for your blooms and maximum PAR output at various distances, with super-bright lights that your plants will love; Increases yields while decreasing costs, especially if you compare it to traditional HPS/CMH combos Low Noise & Low Heat: The VS1000 LED has a unique appearance, with power supply and ventilation holes; No fans are needed so your set up is low noise, and ambient heat is very low, so thereҳ no need to worry about burns or damage to your plant; The heat is low enough, and you can place the lamp directly above your plants and give them all the light they could possibly want Warranty: Super durable and reusable, these grow lights come with grow glasses, a pair of VIVOSUN US-patented rope hangers, and 3-Year after-sales service; If you face any problems with the item you receive, please do not hesitate to contact us