LOWER RUNNING COSTS & HIGHER-QUALITY YIELDS: SF LED Grow Lights utilize the latest in high yielding LEDs technology today-Samsung LM301B diodes, high Energy Efficiency with 2.9 umol/J, delivers powerful light output and uniform canopy penetration to resulting maximum higher yields. Only consumes 100w, running 50% less power than the HPS or other SMD LEDs or Blurple lamps. Veg footprint is 3 x 3 ft, Flowering footprint is 2 x 2 ft. | CUSTOMIZED DIMMING DESIGN: Upgraded SF series growing lights have a dimming knob and light switch. A single light can be adjusted the light intensity at liberty. Multi-light Connection with unified dimming especially beneficial for large area of indoor growing and commercial planting. | IDEAL FOR ALL GROWTH STAGES: Excellent full spectrum- white, blue, red and IR (3000K, 5000K, 660nm and IR 760nm). 3000K providing more reddish light and the 5000K providing more blueish. The 660nm red and IR light is especially useful during bloom, where it speeds up flowering time and boost yields. Uniformly across the surface and deep into the roots and bottom of canopy for consistent, highest quality flowers. | WELL MADE & SOLID CONSTRUCTION: No Fan Noise Free. High Efficient and reliable MEAN WELL Driver. Aluminum heat sink is thick and sturdy, protective covers for cables; User-Friendly Packaging. Quality components mean the light lasts longer, SF Light takes good cares of you with more considerate design, you can easily save money without purchasing lights frequently. | VALUE FOR THE MONEY: SF 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 SF 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!!!