e27/gu10/e14 led grow lights plant lamps 2835smd seedling indoors vegetable growth lamp cup benefical to greenhouse cultivate

easy to use: like a standard light bulb with e27 socket with no special lamp-base necessary. around 35-40 inch above plant for starting plants, 15-20 inch over the of plants in veg and bloom. led plant light bulb, but not blind and never hurt eyes and plants, have a wide range of illumination with 160 degree, light is fully absorbed by plants.