About this project [Starry sky and northern lights projector]: The starry sky projection night light makes you feel like you are in an indoor scene. Decorate your room perfectly and create an atmosphere for birthdays and parties. [14 lighting effects with 4 brightness levels]: Our night light with music, 4 basic lights of red/green/blue/white, can project 14 colorful northern lights, and 4 brightness levels for you to choose. It can meet all your home decoration and atmosphere needs. [Remote control]: The starry night light projector comes with a remote control, which can adjust the light type, light color, brightness, free switch, shutdown timer, speed, and music playback. Note: Please make sure that the remote control is pointed at the infrared sensor during operation. [Automatic shutdown timer]: The starry night light has a built-in 1H/2H/4H automatic shutdown timer, which can be automatically shut down after the current time is set via the remote control as needed to avoid affecting the sleep effect. If not set, Starlight will continue to work all night. [Perfect gift]: The bedroom northern lights projector is suitable for room decoration, party, home theater. It is very suitable as a night light or decorative light. It is the best choice for children’s day and Christmas gifts.Product parameters: Waterproof rating: IP20 Power supply: 5V/2A Projection area: 15-50m2 (161-538 ft²) Remote control distance: 10m/32ft Music format support: Bluetooth connection Compatible equipment: mobile power, computer, AC adapter, etc.packing list 1 x projection lamp 1 remote control 1 x USB data cable 1 x User ManualWarning: The power requirement of the starry night light is USB dc 5V/2V. Once it exceeds the range, please use a voltage stabilizer, otherwise it will shorten the life of the USB night light star projector.