Self-heating mobile phone shell

The utility model discloses a self-heating mobile phone shell which is high in integration level, does not need an external power supply, is convenient to carry and use, and can preserve heat of a mobile phone. The wireless charger comprises a shell (1), a wireless charging receiving device and a heating device (2), wherein a mobile phone cavity (10) for accommodating and fixing a mobile phone isformed in the front surface of the shell (1); a closed induction heating cavity (11) is formed in the back surface of the shell (1); the wireless charging receiving device and the heating device (2) are arranged in the induction heating cavity (11); when the self-heating mobile phone shell is connected with a mobile phone, the mobile phone with a wireless reverse charging function is placed in themobile phone cavity (10) to be fixed, and the wireless charging receiving device receives a wireless charging signal transmitted by the mobile phone and supplies power to the heating device (2). Theutility model can be widely