【10 Conversion Modes & Built-in Speaker / Multiple Music Playback Modes】 Equipped with red, green, blue, and white lamps, you can adjust and match them to your liking. Meanwhile, it can be used as a music player with its built-in speaker. Also, when playing music, turn on the music mode and make the lights dance to the rhythm, creating a high-party time. The star projector light supports various music playback modes, allowing you to play music from your smartphone or other devices via Bluetooth connection, or by inserting a USB memory stick or card reader. You can also switch music playback modes with a single button on the main unit, so you can enjoy your musical journey without being tied to a device. 【Remote Control & Auto-Off Timer】 You can control the waves and lights on/off, adjust the brightness in 3 levels, change lighting modes, speed, sound easy mode, and volume (the remote control should be aimed at the infrared receiving area). The galaxy light projector for the bedroom has an auto-off timer, so it can turn off in 1 or 2 hours. You don't have to worry about leaving it on when you're sleepy. The remote control requires 2 AAA batteries (sold separately). 【Widely Useful】 It can be used as a bedside lamp, a sleep aid toy, a starry sky light, a night light, a galaxy light, a planetarium for home use, a projection light, a party light, a mood light, a background light for live broadcasts, and an interior light for rooms. It's also great for use as a decorative light for children sleeping alone, parties, drinking parties, family karaoke, school festivals, and more. It's also perfect as a birthday, Christmas present, decoration, baby shower/Children's Day/entrance/graduation/Valentine's gift for children, girlfriends, family, friends, and colleagues. 【Excellent Materials】 Made of excellent ABS + PC materials, this moon projector night light has the highest impact resistance among plastics, is resistant to impact and oxidation, and guarantees long-term use. It is also harmless, odorless, environmentally friendly, and ensures a safe and environmentally conscious bedtime. 【Package Contents】 Projector light body * 1, charging cable * 1, remote control * 1, Japanese instruction manual * 1 24