ITEM NAME:Full Spectrum 28W E14 LED Grow Light AC85-265V LED Growing Lamp Plant Light #gib Store Home Promotion Hot Item Add to Fav.750nm ~ 1000nm absorption rate, stimulate cell elongation, impact of flowering and seed germination > 1000nm converted into calorie. Base Type: E14. 500nm ~ 620nm dye absorption rate is not high. 620nm ~ 750nm (red) chlorophyll absorption rate "high", has a significant influence on photosynthesis and photoperiod effect.