TRAMULL Stretchable 730W LED Hydroponic Garden Grow Light/ Grow light for Plant 5x5ft Coverage ( Black)

UNIQUE EXTEND-RETRACT DESIGN freely adjusting the light coverage area to suit different plants in different growth stages. Free of install, plug and play, suitable for multiple lighting application. HIGH EFFICIENCY & HIGH YEILD1860pcs Samsung LM281B+ Pro diodes, feature a scientific layout, together with advanced driver, excellent optical uniformity, offers long-lasting high efficiency, PPE up to 2.732umol/j. Max yield 3.0g/w. OPTIMAL FULL SPECTRUM LIGHT consist of cool white 5000K + warm white 3000K + red 660nm, and equipped with a dimming knob with 4 levels of light intensity ranging from 0% (off), to 25%, 50%, 75%, 100%,providing the ideal lighting for plants at every stage. ULTIMATE TEMPERATURE CONTROL patented thermodynamics self-circulating cooling system, reduces temperature by 30% more than similar products. No fan, no noise, no extra cooling cost, saving your energy bill. LESS WEIGHT & MORE FASHIONAnodised aluminum board with good scratch-resistance, static-free. Lightweight structure, 30% weight less than products of same size. IP65-rated water&dust proof, ensuring safety and reliability. Ultra long lifespan of 54,000+ hours, with 3-year warranty.