The invention discloses a mobile laser emission device capable of electrically removing foreign matter. The device comprises a shell body, a first walking wheel, a second walking wheel, a first motor, a second motor, a laser device, a battery and a remote control device, wherein an opening through which wires can pass is formed in one side wall of the shell body; the first walking wheel and the second walking wheel are installed in the shell body in a spaced mode; the first motor and the second motor are used for driving the corresponding first walking wheel and the corresponding second walking wheel; the first motor, the second motor and the laser device are all connected with the battery and the remote control device; the remote control device is used for being in wireless communication with the a ground remote control and receiving instructions sent by the ground wireless remote control to control the first motor and the second motor to rotate and to control the laser device to emit lasers. The mobile laser emission device capable of electrically removing foreign matter has the advantages of being portable, safe, fast and capable of timely removing the foreign matter threatening safe operation of an electric transmission line.