A galaxy projector for the bedroom produces a calming ambience and a romantic or relaxing atmosphere. Ideal for any setting, it is simple to install and manage. Note: The sensor can identify music from outside sources, and the product itself lacks speakers. A feature Input Power: 100-240 VAC <1 mW of power per beamlet Laser classification: Class 2 Temperature range for work: 14–95°F (-10–40°C). Type of Wireless: WiFi 2.4G 1T1R Color of Laser: Green, 515-520 nm The Nebula Color: vibrant, 450 nm Shell Composition: VO Class Flame Retarding ABS Indoor use (home, cafe, bar, or motor homes) Certificate: ROHS, FDA, and FCC Command By: Google Home, APP, Amazon Alexa Timing: Adaptable timing Measurements in centimeters: 16.2L*6.8W*16.2H 2022 The Galaxy Star Projector You can use the Galaxy projector for bedroom in your home center, gaming room, or bedroom to create a calming and romantic atmosphere. It's a wise decision.