Aimike Highest Efficient Aluminium Hydroponic 12W LED Grow Light E27 Plant Grow Lights Used in Garden/Greenhouse (3 Bands Red/Blue) The 12w led grow light E27 provides exact wavelegnth at 660nm, 630nm, and 460nm. This corresponds to the peak of the photosynthesis activity spectrum & will maximize chlorophyll A and B production. The Aluminum housing with excellent heat reduction design allows a cool temperature and maximum irradiance at close proximity to the plants. The heat emitted is unnoticeable even after 18 hours of continuous usage. Due to the consistent Light Production and refined Light Wavelength, using this LED Plant Grow Lamp will maximize your Plant Growth in an eco-friendly and energy efficient way. Cost effective, provide high luminosity with low power consumption. Standard E27 socket, no special socket required, you can use the grow light with any standard E27 base.