The manual rotation mechanism operates without motor noises, ensuring denial disturbance during music or conversation Made from high temperature resistant ABS substance, it stays permanent and does not deform or yellow under season car heat Using high clearness film to creates natural star distributions, this projector delivers a clear and detailed star projection with denial blurry edges or fuzziness The brightness is balanced and non glaring This star projector features a 360 degree manually rotatable head that allows you to adjust the projection direction to suit your car roof or doors The rotation is smooth and non stuttering Equipped with USB power connector, this projector can be directly plugged into your car usb port or power institution for immediate use Installation requires denial wiring, modification, or drilling Compact and portable, this star projector is not limited to car use It works as a bedside light, a camping decoration, or a party background light when to powerbanks Suitable for car interiors, bedrooms, outdoor picnics, and birthday parties for a starry setting