Product Features:1. It can provide all the light a plant needs to grow and flower, to help plant grow quicker an better, increase yield 2. It's simple. High yields, low heat and less electricity 3. Supplement sunlight, especially in winter months when daylight hours are short 4. Increase the length of the "day" in order to trigger specific growth and flowering and help plants grow quicker , decrease growth circle 5. Warm to touch -- won't burn plant . No high wattage cooling systems needed , 50%-70% savings in energy costs Features: Item:SMD 5730 E27 Full Spectrum Led grow light Full Spectrum: 50W(15Red+7Blue+4White+1IR+1UV) Total 28pcs Power: 50W Led grow light Voltage: AC85-265V 50~60HZ Material: Alunimium(Best quality) Base Type:E27 Led chips: New Epistar (Taiwan Chip) Beam Angle: 60-120 degree Lumens: 800-1500LM Light Spectrum: Red:630nm~660nm Blue:430nm~460nm IR:730nm UV:380nm White:6500K Lifespan : 50000 hours Working Temperature: -40~85 degree Size:49*60m Spectral range effects on plant physiology: 280nm ~ 315nm influence on morphological and physiological processes is minimal 315 nm ~ 420nm chlorophyll absorbs less impact photoperiod effect, prevent stem elongation 420 nm ~ 500nm (blue) chlorophyll and carotenoids absorbed the largest proportion, the greatest impact on photosynthesis 500 nm ~ 620nm dye absorption rate is not high 620nm ~ 750nm (red) chlorophyll absorption rate "high", has a significant influence on photosynthesis and photoperiod effect 750nm ~ 1000nm absorption rate, stimulate cell elongation, impact of flowering and seed germination > 1000nm converted into calorie. Package Included: 1x 50W LED Grow Light (Retail Package is NOT included)