Mower

The utility model discloses a mower, and relates to the field of garden trimming devices. Technical key points are that: the device is characterized by comprising a bracket, mower, the device comprises an operating arm and a cutter arranged at the front end of the operating arm, the operating arm is connected with a protective cover for covering the cutter; the protective cover comprises a first cover body and a second cover body located at the bottom end of the first cover body. Magnet blocks are arranged on the opposite sides of the first cover hood and the second cover hood, the second cover hood comprises a connecting net and a rotating net which are distributed in an L shape, the connecting net is hinged to the rotating net, limiting rings protrude out of the sides, away from the cutter, of the connecting net and the rotating net, and a plug pin is detachably connected into one limiting ring. When the rotating net rotates to be parallel to the connecting net, the limiting ring onthe rotating net and the