Abstract: An amphibious unicycle, comprising an annular casing having an accommodation cavity; two sides of the annular casing are respectively provided with openings communicating with the accommodation cavity; the openings are provided with doors for closing the openings; the doors are rotatably connected to the annular casing; the two sides of the annular casing are respectively provided with annularly arranged external rotor motors; the external rotors of the external rotor motors are provided with a plurality of drainage holes therein arranged along the circumference of the external rotors; the accommodation cavity is provided with a power system for driving the unicycle to operate.

Abstract: An amphibious unicycle (1), comprising an annular casing (100) having an accommodation cavity (1001); two sides of the annular casing (100) are respectively provided with openings communicating with the accommodation cavity (1001); the openings are provided with doors (101) for closing the openings; the doors (101) are rotatably connected to the annular casing (100); the two sides of the annular casing (100) are respectively provided with annularly arranged external rotor motors; the external rotors (111) of the external rotor motors are provided with a plurality of drainage holes (1111) therein arranged along the circumference of the external rotors; the accommodation cavity (1001) is provided with a power system (113) for driving the unicycle (1) to operate.