1. Perfect gift: Rainbow projector is a good home decoration and a perfect gift. It can be provided to friends and children at Christmas, birthday, New Year and holidays. 2. Multifunctional rainbow projector: It uses multi-color LED lights with soft and warm light. You can see the magic rainbow on the wall or ceiling, bringing you a romantic and comfortable atmosphere. 3. Rainbow mode: You can enjoy the beautiful rainbow by projecting color lights through mirror accessories. The 360 ° rotating disc can adjust the rainbow projection size to display rainbows of different colors. 4. Ambient light mode: seven different colors can be freely changed in a few seconds, and then click the button of a specific color (you can keep the current color). It can be used as night light and atmosphere lamp. 5. USB charging: built-in rechargeable battery, which can be fully charged within 3 hours, and can work for about 5 hours. Easy to use, energy saving and environmental protection.