Energy Saving 640W LED Grow Light Perfect for Indoor Hydroponics Herbs medical Features: MAXIMIZE CROP YIELD ENERGY SAVING Newest SMD LED technology Sunlight Spectrum,uses Samsung 561C ,as known the best led in the world +ETL listed certified, actual power 640w, provides PPF output, make you get 30% higher yield compare old purple led lights,to help you achieve maximum quality and quantity, which is much better than traditional grow systems. ?Sunlike Full Spectrum Grow Light This full spectrum LED Grow Light uses 2160pcs upgrade SMD lamp beads (3000K, 6000K and 660nm). Adequate and sun-like light can prevent the growth of plants from spindly and moulding, added 660nm LED, good for all growth stage, especially for flower stage.The best lighting solution for indoor hydroponics and soil cultivation, such as potatoes, peppers, tomatoes, etc.suit for all plants whole stages indoor growing, rapid plant response from seed to veg to flower to harvest. ?Achieve Enviously Large Harvests High-performance gardens with new LED technology provide highest PAR/LUMEN output(1590?mol/m.s), Max 2.7g yield per wattage (power draw), achieve maximum quality and quantity.Helps accelerate the growth of indoor plants. Rapidly improve the health of plant and growing. Energy saving, low heat and low power consumption, high luminous efficiency and long service life. ?Daisy Chain functions Muti-Dimmable Methods Phlizon commercial grow light has a 5-level dimming knob on its driver, it can also dimming precisely by an external dimming knob, which makes it adaptable to different growing periods for your plant. The daisy-chain function allows you to connect up to 15 LED plant lamps through the RJ14 port, or control over 100 lights by purchasing an external 0-10V controller, especially beneficial for large area of indoor growing and commercial planting. ?Frame structure The most advanced design to effectively expand the light area. At the same time, the illumination is more uniform. This grow lamp is equipped with optical lenses on the LED beads, which makes the effective PPFD of our plant light improved, and it can also make the light more concentrated. ?Noise-free Fanless Design for Indoor Plants No Fans,no Noise,large areas of solid aluminium heat sink,special protective covers for cables,waterproof LED board,high safety performance with SAFETY Driver.50% longer lifespan compare with other brand lights.Allowing you to grow with confidence. ?Passive Cooled Waterproof Design bar style grow lights use newest aluminum heat-sink design, No fans ZERO noise, passively cooled with aluminum alloy 8 LED bars as well as detachable driver that contribute to better airflow and great heat dissipation, reducing the probability of problems due to overheating, allowing your plants receive more energy. High-quality LEDs protected by glue coating (waterproof Rating: IP65), worry free of the moist environment. ?Marvelous Customer Service Phlizon provides truly 3-5 years standard warranty ! If there is any question or concerns, please feel free to Email us. We will help you with great pleasure!