ITEM NAME:28W Full Spectrum E27 Led Grow Light Growing Lamp Light Bulb For Flower Pla P9Y9 28W Full Spectrum E27 Led Grow Light Growing Lamp Light Bulb For Flower Pla P9Y9 100% Brand new and high quality Item Type: Grow Lights Is Dimmable: No Input Voltage: AC85-265V Length: 6cm Body Material: Aluminum Power Source: AC Width: 4.9 Light Source: LED Bulbs Model Number: LED Grow Light Size:49 * 60mm Wattage: 28W Color: Full Spectrum Full Spectrum: 15 Red+7 Blue+4 White+1 IR+1 UV Base Type: E27 Lumens: 500lm Lifespan: 50000 hours LED Quantity: 28 pcs For: Flower,Plant,Vegetable Growing Using: Greenhouse,Growbox,Grow Tent Feature: Hydroponics Systems equipment 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 More than 1000nm converted into calorie. Package Included: 1 x Led Grow Lights Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
