Cool rotating starry sky projection lamp, one-key start, two charging modes, multiple color effects, one lamp for dual purposes, both a projection lamp and a night light, which can create a warm and romantic atmosphere for you, allowing you to bring the starry sky back Home. It is your personalized gift, which can be given to yourself, lover, friends, and also the best gift for your child, which can accompany your baby to sleep. Size: 13cm*13cm*14.5cm Product weight: 320g Supply voltage: 5V Switch: key switch Two power supply methods: 3 AA batteries (not included) or USB cable Pattern: Stars and Moon Material: ABS Light source: LED light source Instructions For Use: 1. Remove the transparent lampshade to turn it into a rotatable dream projection lamp; 2. Cover the lampshade and it becomes a small night light. 3. A key yellow, B key red, green and blue switch, C key rotary switch, can be freely combined to create the warm and romantic atmosphere you want. Note: This product includes only a star projection lamp (without batteries, to be purchased separately), excludes any other item. Due to different lighting and screen settings, the color of the item may differ slightly from the picture. Due to manual measurement, please allow slight difference in dimension. What's in the box? 1 x Starry sky projection lamp 1 x USB cable