Full spectrum for vegetative and flowering stage: 410nm, 430440nm, 450475nm, 620630nm, 650670nm, White, IR(730nm). It is hard to see clearly by eyes, very dim. Please don't think they are not working. Instead, it plays an very important role in the flowering and fruiting stages of plants. Coverage Area: about 7.88ftThe lighting area and the height are changeable according to different plants and environments.
Lighting Time setup: Vegetative Stage: 12-14 hours on; Flowering Stage: 9-12 hours on. Fruiting Stage: 7- 8 hours on. Suggest distance above plants: 4.5-5.5ft. Indoor use only, not water-proof. No extra ballast is needed, plug and play. Can be controlled by Timer. Extremely bright, do not look directly when the light is working. 1pcs King Plus 3000W LED grow light.