[Sea wave luminous projector] with remote control and touch sensor key, double optional, easy to operate. It can be used to turn on/off the night light, change the lighting mode, adjust the volume, and set the automatic off time. With USB cable, the color changing wave LED night light projects colorful lights to create a romantic, relaxed and comfortable atmosphere, which is very suitable for bedrooms, living rooms, baby rooms, kindergartens and parties; [Sound Machine] has a built-in mini speaker, which can play music or insert a TF card by simply plugging it into your phone, MP3 or computer. It also has 4 built-in lullabies; [7 color patterns] The best beach decorations at home. Take the seaside home, give yourself a colorful ocean, and create a relaxed and romantic atmosphere; [3 Automatic shutdown timer option] Built in 1H, 2H, 4H automatic shutdown timer, the lamp will automatically shut down after the preset time; [Adjustable projection angle] This Galaxy projector covers the entire ceiling of the bedroom with brilliant aurora waves, which is really great! The adjustable 45 degree tilt allows you to cover the light on the whole wall, or choose different directions according to your needs, just like the Northern Lights.