Growth light is similar to full spectrum sunlight, equipped with 5000K full spectrum white light, 640nm red light, and 450nm blue LED beads, designed specifically for indoor small plants. Therefore, there are three colour light modes available for you to choose from, which are 5000K white light # 1, red blue light # 2, and mixed white light # 3. Efficient LED lights, this clamp shaped growth lamp only consumes about 5 watts, but is equivalent to 30-40 watts of halogen bulbs.