... , 650~660nm, and white , we research and find that , Red colour helpful for flowering stage , blue color is working on leaves ... confuse the buyer about the leds wavelengh and wattageOur led chip import from Taiwan Epistar(Red,Blue,White),OPTOTECH(IR) Item No. as ... ,Cool/warm white),Blue led chip with silver powder will change to be whiteIn the LED Chip market the biggest led chip size for grow light ...