4W E27 Garden Plant Growth LED Bulb Greenhouse Plant Seedling Light

4W E27 Garden Plant Seedling Growth LED Bulb Plants in the greenhouse or laboratory, can completely replace the natural light, to promote plant growth. Apply to Hydroponic, gardening, Greenhouse Lighting, Seeding, Seedling, Breeding, Farm, Flower Exhibition, Garden, potted plants, etc. Specification: Specification: Material: ABS Size: 59mm(Dia.) 63mm(H) LED chip: 3528 Input voltage: AC85-260V Output power: 4W Input voltage frequency: 50-60HZ Connector base: E27 LED: 60 LED Irradiated area: 5-10 Operating temperature: -20-60 Illumination angle: 120 degrees LED color: 20pcs Blue, 40pcs Red Wavelength : Red 620-660nm, Blue 450-480nm Working life: 20000 hours Feature: Contains no harmful elements, environmental friendly Low power consumption, high luminous efficiency and long service life Ideal for all plants which work on soil or hydroponic methods of growing in any indoor environment Wavelength type of rich, coinciding with plant photosynthesis and optical spectral range morphogenesis anastomosis Not only can regulate flowering and seed crops, but also to control plant height and plant nutrients Red / Blue light important for plants: 1. Red light is very important to plant reproduction. Phytochrome pigments absorb the red and far red portions of the light spectrum and regulate seed germination, root development, tuber and bulb formation, dormancy, flowering and fruit production. 2. Blue light stimulates Chlorophyll production more than any other color, encouraging thick leaves, strong stems and compact vegetative growth. Package Include: 1 X plant growth bulb