【3-in-1 Aurora Starry Sky Projector】Combined with the moon, stars, and northern lights projectors, this galaxy light brings you an amazing indoor show of the moon, northern lights, and starlight! You can combine up to 14 aurora LED effects as needed, and the projection area expands to 20-80 ㎡. Turn your dark room into a colorful Arctic night sky. (Please note: the light needs to be plugged in to work) 【Relaxing White Noise and Auto-off Timer】The night light's 5 white noise songs vary from insects, rain, to the soft sounds of wind and waves. Coax you into a good sleep with relaxing music. Set the working time of 0.5/1/1.5 hours, and have a good sleep in the beautiful starry sky and soothing white noise! 【Remote Control and Large Coverage Area】With the remote control, you can easily change the lighting mode, color mode, brightness, speed, volume, light effect cycle mode. The starlight can cover the ceiling or wall. The greater the distance, the larger the projection surface. 【7 levels of brightness and 3 levels of speed】Choose your favorite style among red, blue, green, white or multi-color patterns, and select the desired brightness and flow rate. It can create more different aurora light effects, create wonderful galaxies, and help children stimulate curiosity. 【Children and Adult Gifts and Room Decoration】The Aurora Star Projector is suitable for parties, birthdays, Christmas, anniversary gifts, etc. It is an ideal gift for family, lovers, friends. The Northern Lights Projector creates a wonderful atmosphere and helps children stimulate their curiosity, imagination and creativity.