Galaxy Light Works with Smart Life App and AlexaUnder the WiFi mode, you can choose different color model, scene model and set timer with the smart life app, and also you can authorize Alexa to add the music star projector to take control of the ocean wave projector via your voice. Just lean back on the sofa and say like "Alexa, turn on Music Star Light", free your hands and feast your eyes on the view of sky light floating around the room and bouncing off all the walls. Beautiful Star Light Projector & Large Coverage : This night light projector can release breathing star, and 10 color ocean wave night lights , the sky light with star and nebula could offer you an amazing bling room. Its a great star projector for bedroom, game room, living room and romantic dinner.The galaxy light projector can completely cover the ceiling or the wall of the room. The longer the distance, the larger the projection area, and the largest coverage is 60. Remote & Voice Control Star ProjectorYou no longer to worry about getting out of bed in the midnight to turn on or off the night light, the remote will give you the convenience, also can change colors, adjust brightness/volume, change lighting mode, music songs, set timer. The updated voice control system to make music and starry sky blend together allows the projection changing the color according to the music beat or clapping your hands, resulting in a starry sky projection. Newest Bluetooth & Usb Disk Readable: Built-in Mini Bluetooth 5.2 Music Speaker and USB slot, play your favorite lullaby music, through the night light projector while watching the aurora nebula cloud galaxy at night, create a romantic soothing atmosphere. Automated Control TimerOur star projector built-in 1H, 2H, auto-off timer, the night light projector light will automatically shut off after the preset time. And of course, the timer can be canceled. Under WiFi Mode, you can customize the off time you want, once successfully, the system will default enter the countdown statues, and also you can custimze the power On/Off time as you want.