About this item 2022 UPDATE DIODE: SF1000D changed from SAMSUNG 301D Diodes to More Expensive 301B Diodes-the highest light output LED available at present, delivers powerful light output and uniform canopy penetration to resulting maximum higher yields compared with other Led grow lights. LOWER RUNNING COSTS: High Energy Efficiency, Better Light Penetration. Consuming only 100W, achieve better or comparable results than 200 watts HID with 50% less heat and power consumption. Perfect for 3X3ft Veg 2x2ft Flower. SUNLIGHT SPECTRUM: Full spectrum 660-665nm,3000K,5000K and IR, ideal for all growth stages (germination, clones or cuttings, mothers, vegetative, and flowering applications), turn your seeds into your own supply, produce beautiful high yielding plants. SAFER & MORE RELIABILITY: No Fan ZERO Noise, large areas of solid aluminium heat sink, special protective covers for cables, waterproof LED board, 50% longer lifespan compare with other brand lights. Allowing you to grow with confidence. VALUE FOR THE MONEY: SPIDER FARMER LED Plant Lights are often copied but will never have our quality or commitment, we provides 3 years of after-service of local maintenance center(US/CA/UK/DE). Make sure you purchase authentic Spider Farmer grow lights, really can give you need from a high-quality grow lights ֠at a price that is affordable. For any questions, feel free to e-mail us and we will help you resolve it. Quality backed by our ironclad!!!