None 20.1 in. 320-Watt Full Spectrum Quantum Board Rectangular Indoor LED Grow Light Cool White with Samsung Diodes Lamp

It consists of cool white 5000K, warm white 3000K, red 660nm and IR730nm, provide the ideal lighting for plants at every stage. More light and higher yield. Anodized aluminum board with good scratch-resistance, static-free. Compact structure, 30% weight less than products of same size. Unique contoured shape design with classic colour combination, match all kinds of environment, never date. 1020-piece Samsung LM281b and Pro diodes featuring a scientific layout, together with advanced driver, excellent optical uniformity, offers long-lasting high efficiency, PPE up to 2.61umol/j. Maximum yield 2.6g/w. 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. IP65-rated water and dust proof, completely dust-tight and protected against water jets, ensuring safety and reliability.