Patent ID: 8432668

Claim:
A portable electronic device, comprising: a main body comprising a side surface; a first rotary arm rotatably connected to the main body, the first rotary arm comprising a first mating surface; and a second rotary arm rotatably connected to the main body, the second rotary arm comprising a second mating surface matching with the first mating surface; wherein the first rotary arm and the second rotary arm are attached to the side surface, at least one connection port is located on one of the first mating surface and the second mating surface; the first rotary arm and the second rotary arm are rotated to be coplanar with the main body and are aligned along the side surface, the first mating surface abuts against the second mating surface to hide the at least one connection port; one of the first rotary arm and the second rotary arm is rotated until the first mating surface is away from the second mating surface to expose the at least one connection port.