U disk with movable blades

The invention relates to the technical field of U disk accessory devices, and in particular to a U disk with movable blades, which has diversified functions, can meet people's use requirements, improves practicality, and can prevent dust from entering the inside of a plug so as to improve the effect of use and the reliability of use. The U disk includes a U disk body, a shell and a first rotatingshaft, the U disk body is provided with a plug at one end, the front end of the shell is provided with a placing slot, the U disk body is located in the slot, and compression springs are arranged between the top end of the U disk body and the inner top wall of the placing slot and between the bottom end of the U disk and the inner top wall of the placing slot. The U disk also includes a second rotating shaft and two sets of movable blades. The left end of the shell is provided with a rotating groove. A limit plate is arranged in the rotating groove, the right ends of the two sets of movable blades are provided with ro