Electromagnetic radiation monitor with protection function

[0024] Specific implementation method: when in use, the staff first turns the present invention 180°, and then rotates the metal U-shaped handle 5 around the rotating shaft 4, so that the metal U-shaped handle 5 is separated from the magnet, and then the metal U-shaped handle 5 is rotated out Set the slot and turn it into place, such as Figure 4 As shown, then the staff utilizes the metal U-shaped handle 5 to carry the present invention to the required position, and then the staff rotates the metal U-shaped handle 5 around the rotating shaft 4 again, so that the metal U-shaped handle 5 is rotated to the inside of the placement groove again, this When the metal U-shaped handle 5 is in contact with the magnet, the magnet generates a magnetic field to adsorb and fix the metal U-shaped handle 5, and then the staff turns the present invention 180° again, and then holds the base 3 with one hand, and uses the protective The groove on the shell 1 moves upward to protect the shell 1, and