Yi-Create LED Grow Light Bulb, AC110V/220V, E27/E26, SMD 3528 60LEDs Blue & Red Chips, 4W Grow Lamp For Plant Growth and Flowering Results (4PCS/Pack)

(LED chip quantity & composition:44 LEDs Red + 16 LEDs Blue) (LED chip model:SMD3528) (Lumen:500LM) (Watt:4w) (Radiation area: 0.5 meters height 0.5 square meters) (Features:Plant growth lights, Simulated sunshine,) (Wide Application:Ideal for all phases of plant growth. can be used in house garden, pot culture, breeding, flower exhibition, bonsai, sowing, farm, greenhouse cultivation and so on.) Optimal Spectrum:include 430nm, 450nm-470nm, 620nm-630nm, 740nm, white warm white. Most of the sunlight spectrum are useless for plants growing. Just Blue, Red light has the biggest contribution for plants, and useful for increasing the harvest. UV&IR: UV&IR is important for plants growing. UV function sterilizes growth and kills bacteria which seriously influence plant's growth and ability to produce abundant healthy flowers. The IR function promotes cell division which improves growth in both vegetation and flowering phases. This can increase yield to a certain degree.(The IR&UV led looks dim, but it is normal) Better growth program Our growing light spectrum which tested and developed with many grower, provided the most necessary light that plants need for optimum growth. This is a great solution for indoor growing. Best Service: Yi-Create is a professional grow light manufacturer with strong team and many grower tester. We promise to provide a practical and high quality plants light that we always did. 2 years warranty and 30 days money back is our promise. If you encounter any problems, please email us ASAP. We will provide you with complete customer satisfaction.