None 42 in. W 730-Watt Silver Stretchable LED Grow Lights Full Spectrum SamSung Diodes Lamp for Indoor Color Changing Light

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.1860-pieces SamSung LM281B plus Pro diodes, feature a scientific layout, together with advanced driver, excellent optical uniformity, offers long-lasting high efficiency, PPE up to 2.732umol/j. Maximum yield 3.0g/w. Consist of cool white 5000K plus warm white 3000K plus 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. 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.