Aimike High Efficient Easy Install 192W COB LED Full Spectrum Fast Growth Hydroponics Hanging Type Indoor Greenhouse Plant Veg Herb Growing Lamps (64x3W) Full spectrum:26pcs 660nm, 18pcs 630nm,10pcs 440nm,6pcs 460nm,2pcs 530nm,2pcs 730nm Professional air-cooling design and the built-in fans cooling radiator, keeping this COB grow lamp long-term high LM rate work, and life time 50000 hours The special design of different blending light angle,making it possible to adjust irradiation area and hanging height according to the plants and environment. Instantaneous lighting, no flash frequency, no noise Environmentally friendly: No mercury,No lead and other harmful substances