Free rotation falling-prevention mobile phone shell and rotary pendant

The invention discloses a rotary pendant which comprises a base, and a turntable is installed on the base and provided with a turnover ring. Meanwhile, the invention discloses a free rotation falling-prevention mobile phone shell with the rotary pendant. The rotary pendant can be used on various occasions, can be used not only for the mobile phone shell but also for the inner wall of a car, and is high in practicability and wide in applicability. The falling-prevention mobile phone shell is simple in structure, convenient to process, not prone to fall off, long in service life and attractive in appearance, the base can be made into various shapes according to needs, and the overall attractiveness of a mobile phone is further enhanced. The falling-prevention mobile phone shell can be used as a supporting member of the mobile phone and therefore a user can watch videos and the like conveniently.