The utility model relates to 3C accessory technical field, concretely relates to a mobile power supply. Mobile power supply includes main part and
wireless charging panel, and the main part top has the top mounting cavity, and the top mounting cavity installs first
wireless charging module group, and the first
wireless charging module group upper cover is equipped with the upper cover, be provided with second wireless charging module group in wireless charging panel, the side edge of upper cover is equipped with the connecting opening, and the connecting opening is equipped with the pivot, and the side of wireless charging panel is equipped with the rotary connecting piece, and the rotary connecting piece is connected with the pivot damping rotation, the first side of the side that the rotary connecting piece is at in wireless charging panel is provided with the recess for avoiding, and the recess for avoiding extends along the first side and sets up. Rotating wireless charging panel, wireless charging panel can cover on the upper cover, or rotates and stands up from the upper cover.