... Product Characteristics 1.The proportion between the different light can be specified by the customer, we ... , red. Blue. Orange. White. Yellow mixed light provide plant.2. LED wavelength can be specified ... nm wavelength and 460-470 nm. The red light promote plant sprouts, flowering, blu-ray promote ... for the lamps conventional proportion (blu-ray: red light = 1:8) parameters, is for reference only, ...