... CE&RoHS First Generation: 8: 1 or 7: 2: Red(630nm), blue(470nm) Second Generation: 8: 1 or ... 7: 2: Red(660nm), blue(470nm) Third Generation: 7: 1: ... Red(660nm), blue(470nm), Warm White (2700K) Fourth Generation: 7: 1: 1: Red(660nm), blue(470nm), ... Orange (610nm) Fifth Generation: Red(660nm), Red(630nm), Blue(470nm), orange(610nm ...