Hotmoon initiates unprecedented sleep therapy compounded of lights and sounds, improving sleep in a safe and natural way. We offer hundreds of sleep-inducing sounds to soothe your brain and nerves. We also offer rich color options of light to meet various needs. For instance, low warm-white light could strengthen people's sense of security; soft red light stimulates the generation of melatonin, an essential sleep-promoting hormone. Our exclusive sound-light therapy, as it were, could impress users with restful sleep experience.