▎ 摘　　要

NOVELTY - The utility model claims an electronic mechanical force, it comprises magnetic shell, the magnetic shell are arranged at the top end of alarm, contact plug jack and switch, and the contact receptacle is provided with a contact plug. the contact plug through the cable and magnetic detector contact is fixedly connected, two ends of the magnetic shell are provided with skid-proof sleeve, and one side of the magnetic body from top to bottom in turn is provided with a display screen, an indicating lamp and a setting button, the inside of the magnetic shell is installed with the magnetic chip, memory and graphene battery, and the reservoir is located at the magnetic chip and graphene battery, this utility model is set with storage groove, cover plate and rotary supporting column, the magnetic force detecting contact stored in the magnetic shell, so it is convenient to store and carry, and can be stored and the magnetic force detecting contact without affecting the magnetometer detecting precision, reliable use, and when used, the cover plate is opened, thereby supporting the magnetic shell, it is convenient for the user to watch.