Product Description: This product is a combination of four color watermark light and green laser. Watermarks come in four colors: red, white, blue, and green. The laser color is green. The remote control can control the watermark color, watermark speed, and watermark mode., Bluetooth mode, single laser control, brightness, music control, sound control, timing function, switch, as long as Bluetooth is turned on, you can connect to any phone or other device without checking.Precautions: 1 Please be careful not to look directly at the laser hole to avoid damaging your eyes. 2. This machine is only for indoor use and is not waterproof, moisture-proof, or shockproofDecorating Dinosaur Eggs: Due to its exquisite design, this lamp looks like a dinosaur egg, with light shining from the cracks, as if the light of life is blooming, giving a dreamlike feeling: the little dinosaur inside is directly from its sleeve.Starry Sky and Aurora: The projection view of the Aurora projector provides 14 color combinations (consisting of four colors: green, red, blue, and white), which not only supports monochrome, dual tone, and tricolor aurora effects, but also brings stars into the room, giving people an immersive feeling.19 kinds of soothing white noise: This sleeping aid plays sound with Hi Fi sound quality. There are 19 natural and soothing sounds (bird singing, drizzle, thunderstorm, flowing water, dripping water, train, frog, etc.). Using a timer, you can set it to 1 or 2 hours and automatically turn it off at that time. Perfect for adults and children to sleep comfortably.Using the remote control: You can easily turn on or off the green stars and lights of the aurora. For Aurora projectors, you can choose different colors and speed levels. You can also choose the mode, and alternating colors are easy to flash. All combinations of star and aurora modes can be accessed on the remote control. Excluding batteries for remote control (2 AAA).Bluetooth speaker: Connect to Bluetooth (name: HJ-XKD08), making it easy to use high-quality Bluetooth speakers. Use it to listen to music and activate rhythm mode, allowing the lights to dance to the rhythm of the music. The Galaxy projector has a USB-C power connection.Main Scope of Application: This projector night light is the perfect gift for adults and children. You can use it for birthdays, parties, weddings, and room decorations. It creates a wonderful and starry atmosphere that helps stimulate children's curiosity, imagination, and creativity. It can also be used as a romantic night light and interior decoration light, showcasing the ocean world and beautiful starry sky, creating a relaxed, romantic, and colorful projection atmosphere, bringing comfort to your home.