... everywhere 3.Yellow PCB available indoor lighting and decoration smd5050 rgb led fleixble strip specification: Every three led is one group ... Quantity: 30leds/m, 60leds/m,120leds/m (5m/roll)Color:RGB (warm white, pure white, cool white optional)Color Rendering Index ... ,LED tube,LED bulb, LED panel light, LED floodlight, LED spotlight, LED ceiling light, LED downlight, LED high bay light, etc ...