Handle assembly and lint trimmer

The utility model provides a handle assembly and a hair ball trimmer, the handle assembly comprises a handle body, and the handle body is provided with an installation groove; and the handle cover ismounted on the handle body and can open and close the notch of the mounting groove. According to the technical scheme, the handle assembly comprises a handle body and a handle cover, a mounting grooveis formed in the handle body, and the handle cover is mounted on the handle body and can be used for opening and closing a groove opening of the mounting groove. According to the structure, the handle assembly is divided into two parts; the handle comprises the handle body and the handle cover, and the installation cavity used for storing objects can be formed between the handle body and the handle cover through the arrangement, so that the hair adhering roller, the odor removing product or the garbage bag and the like can be stored in the installation cavity, and the hair adhering roller, the odor removing product or