120W LED Grow Light Board is the ideal supplemental light for plant grow tents and home hobbyist planting. Flat Panel Design of LED Grow Light is perfect for the indoor plant, Provides a high-performance top-lighting solution for commercial horticulture cultivation and home hobbyist cultivation, Easy dimming, makes it much simpler. There are three series of flat-panel (Board) grow lights: 1) YP series, with an integrated controller, all function in one, separately control UV IR, and dimmable with knob standalone, and daisy chains connectable, and controlled by external Rj14 controller. 2) YC-M series, using Meanwell driver, Separately control UV IR by switches on the PCB, Stand-alone 0/10V dimmer knob 3) YC-G series, an economic item that uses the high-quality UL driver, 0/10V dimming stand-alone by the knob.