The upgraded solar spectrum LED growth bulb uses 40 high-efficiency warm-light LED chips to provide plants with a more uniform light similar to sunlight and improve the efficiency of photosynthesis. 40W LED plant growth light: suitable for E26/E27 sockets, made of metal aluminum radiator shell to help keep the bulb cool. The luminous power of the plant growth bulb is 40W, and the actual power consumption is only about 25W, which saves you electricity bills. Wide range of applications: This grow light is very suitable for indoor plants, greenhouses, large indoor plants, gardens, hydroponics, and planting tents. It is a great choice for seedlings, succulents, tomatoes, flowers, vegetables, palm trees, cacti, herbs, orchids, and citrus. Easy to install: just screw it into a standard E27 socket, which fits most lamp holders on the market. It is recommended to cover an area of 24 square feet and lighting time up to 8-12 hours, depending on different plants.