Portable multifunctional power box

The utility model provides a portable multifunctional power box, comprising a box body (1), a solar generation apparatus, a wind generation device and a power storage circuit. One or more than one adjustable voltage output ports are disposed on the box body (1); the solar generation apparatus is connected to the power storage circuit in serial after being connected to the wind generation device in parallel; the output terminal of the power storage circuit is connected to the adjustable voltage output ports (2); the wind generation device comprises blades (3), a generator (4), and an empennages (5). The blades (3) and the empennages (5) are respectively installed in the front of the generator (4) and on the back of the generator; the blades are interlocked with the generator (4); and the generator (4) is connected to the upper surface of the box body (1) through a flexible self-revolving body (6). The power box is high in efficiency, safe and easy to carry.