Sayhon SH1200 Led Grow Light Full Spectrum Grow lamp For 3X3ft Tent

HIGH EFFICIENCY& HIGHER-QUALITY YIELDS: Latest OSRAM diodes with SAYHON’s ADVANCED FULL SPECTRUM technology to provide the perfect spectral output at every phase of growth. high energy efficiency with 2.7 umol/J .Designed to replace a single-ended 250watt HPS,30% higher Yield compare with Old plants lights REAL SUNLIGHT FULL SPECTRUM : LED main board with Deep Red 660nm ,2700K and 5000K of white light Spectrum(400nm~760nm), provides plants in all stages. And unique design with switchable supplement bar (UVA 390nm,IR 730nm ,Blue 460nm) makes grow system perfect . IR and UVA are important to increase yield & crop quality‎ UPGRADED DIMMING DESIGN AND BETTER COOLING SYSTEM: 5% - 100% dimming function is included to adjust the intensity of the LED grow light output, giving your plants their ideal spectral ratios from seed to harvest (Please not: It can not be turned off by the dimmer switch). Full coverage 3A+ level aluminum heat sink can lower temperatures 50°F greater than other