1. It is mainly made of ABS + PP materials, which are durable. 2. Main features: Easy to assemble, with excellent manual counting ability, and the process is interesting. It can be successfully assembled after assembly. The star projector is very suitable for creating a colorful starry - sky atmosphere and can be used in bathrooms, living rooms, nurseries, parties, or other rooms. 3. Stunning and romantic design: The romantic design is made of high - light - transmittance PET materials, which can display the twelve constellations and starry - sky scenes on the ceiling and walls. It allows your children to fall asleep happily in a dreamy environment, and at the same time, you can relieve the fatigue from a long day's work and fall asleep easily. 4. Safe, quiet, and relaxing: The projector lamp is charged via USB and uses a low - voltage LED light source, which will not harm your eyes in the dark. Thanks to the new - type motor, this star projector is very quiet (below 30 decibels), so you and your children can enjoy the relaxing starlight in a quiet environment. 5. Three color modes: Different combinations of the three primary colors (yellow, white, and blue). 6. The lampshade can be assembled in less than 15 minutes. The plastic folding cover improves the safety of light projection and transportation. 7. The rotating base can project the light vertically upward or in other directions. When it is 2.7 meters away from the wall, the projection area is about 40 square meters. The star - projection effect can be enhanced by adjusting the distance from the wall. 8. An ideal gift for children: The star - projection lamp is designed to let children get closer to the stars and the moon before going to bed, which promotes their perception, helps them sleep, and helps them get rid of the fear of the night. It is also an excellent gift for weddings, birthdays, and Christmas.