Product advantage: 1.NO FAN ZERO NOISE:Designed for home growers, fans get noisy when long time use, but this LED light board use aluminum make it cooling down instead use fans, no more worrying about fans clogging up, bring you a fanless quiet and healthy grow experience,never worry about the fan's noise will affect your pleasant feeling. 2.SAVE EXTRA LIGHT : Design with a reflective aluminum hood assists to concentrate lateral light reducing light lost outside of the targeted grow area, LED strip patch increase the light intensity up to 20%, light efficacy is up to 3.2μmol/W, light output PPFD value is 327 umol/m² hanging at 18", allowing your plants receive more energy and without burning your plants.Contouring of the polished surface ensures no hot spots or dead spots. Smooth sealing structure to avoid scratches on your hands. 3SMD LED.FULL SPECTRUM:Infinite close to natural sun light, Hear Grow grow lights provide a optimized full-cycle spectrum(Contains red light 660nm, white l…