Provided is an electric cleaner (11) with which it is possible to immediately record an abnormality when an abnormality occurs. The electric cleaner (11) has a body case (20). The electric cleaner (11) has driving wheels that allow the body case (20) to travel. The electric cleaner (11) has a control unit (39) that causes the body case (20) to autonomously travel by controlling driving of the driving wheels. The control unit (39) functions as an abnormality sensor that detects an abnormality. The electric cleaner (11) has a camera (35) that acquires an image. The control unit (39) includes a cleaning mode for cleaning a surface to be cleaned, an image-acquisition mode for acquiring an image by means of the camera (35), and a standby mode in which it stands by for operation. When an abnormality is detected during the cleaning mode, the control unit (39) switches the operation to the image-acquisition mode and causes the camera (35) to acquire an image.
