This light therapy lamp provides you with 3 color temperatures (daylight, natural light, warm light) to simulate the intensity of the sun in the morning, midnight and evening, with 10 levels of adjustable brightness and step reduction dimming. You can adjust the sun light therapy lamp to suit your mood. Mood Enhancement Light has a larger and softer luminous surface, giving you more power and brightness, so it can be used in indoor isolation, rainy days, jet lag, winter sadness, depression, insomnia, lack of sunlight and changing Gangdu should have a circadian optics light therapy lamp. It will help those who really hate the dark, a lovely depression light will accompany you all the time, make you feel good all day.