Star disk projection area: 20-40 square metersThere are five star chart projection lights: white noise, chirping of insects and birds, flowing water, waves, fan white noise, and thunder1. Connect the power supply2. Switch button: Press the power on button once, and after the motor rotates at high speed for 1.5 seconds, it enters first gear speed. The RGBW light defaults to blue, and the two special effect lights are turned on and the special effect light 1 is in a breathing state. The breathing time is 10 seconds from dark to light, and it is also 10 seconds from light to dark. The special effect light 2 is always on.3. RGBW light button: Click the RGBW light button to adjust the light combination. The order of light colors is blue, red, green, white, blue-red, blue-white, blue-green, red-green, red-white, green-white, blue-red green, blue-green-white, blue-red green white, and color gradient. After adjusting 14 light colors,Finally, turn off the light, press again to return to the first light color, and long press to adjust the brightness of the light. There are a total of 7 brightness levels, and when you press and hold the light to adjust the brightness, each level pauses for 1 second.4. Special effect light button: Click the special effect light button to turn on two special effect lights (default on state when turned on), and after the special effect light 1 is turned on, it enters breathing light mode. Special effect light 2 remains on. Click the special effect light button again to turn on only special effect light 1. Click again to turn on only special effect light 2. Press again to turn off both special effectsThe effect light function can be pressed again and turned on simultaneously, with repeated operations.5. Music button: Click to open built-in music, press once to switch to the next built-in music, a total of five music, switch to the last one, and thenClick to turn off the music.6. Automatic timing function: In order to better use the product, it will automatically shut down after 4 hours of operation. If there is a timed operation during use, the product will switch to timed shutdown.Kind reminder: 1. Use it at night or in a dark environment, the lighting effect is better,2. Please connect USB before using the product. Remote Control With just one remote control, you can freely change colors, music playback, projection mode, volume control, brightness adjustment, wave speed, automatic shutdown, and more. No need for complex processes, whether it's children or adults, you can easily control and set up your exclusive room. Starlight can cover ceilings or walls. The larger the distance, the larger the projection surface.The three in one Aurora Sky Projector features a 360 dynamic pattern of the moon, aurora, and galaxies projected by a small night light, creating a dreamy atmosphere in your room. Up to 14 auroral LED effects can be combined, expanding the projection area to 20-60 square meters. Turn your dark room into a colorful Arctic night sky. Enjoy the beautiful aurora night sky of Iceland and Finland at home.[Easy white noise and self closing timer] 5 night light white noise songs, ranging from insects, rain to the gentle sound of wind and waves. Let yourself sleep well in relaxed music. Set a 0.5/1/1/1.5 hour working time, allowing you to sleep well amidst the beautiful starry sky and soothing white noise 7th brightness and 3rd speed Select your preferred style in red, blue, green, white or multi color modes, and select the desired brightness and flow rate. It can create more different auroral effects, create wonderful galaxies, and help children awaken their curiosity. Exquisite Gift for Family and Children The night light of the Starry Sky Projector is suitable for birthday, parties, weddings, room decorations, Children's Day, Christmas, and anniversary gifts. It creates a wonderful starry sky atmosphere and stimulates children's curiosity, imagination, and creativity. Very suitable for interior decoration as a wave projector, romantic lighting, night light, and bedside light. (Note: The product must be connected to a USB data cable before use)