Anti-theft device and control method of anti-theft device

The invention discloses an anti-theft device and a control method of the anti-theft device, and the anti-theft device comprises an anti-theft hanger which is provided with a first sensing element; the anti-theft main body is suitable for being mounted on the anti-theft hanger, and the anti-theft main body is provided with a second sensing element which is in sensing fit with the first sensing element; the inclination detection module is arranged on the anti-theft main body and is used for detecting the inclination angle of the anti-theft main body; the positioning module is arranged on the anti-theft main body and is used for acquiring longitude and latitude information of the anti-theft main body; and the controller controls the alarm device to give an alarm according to a sensing signal of the second sensing element and/or inclination angle information detected by the inclination detection module and/or longitude and latitude information acquired by the positioning module. Therefore, the anti-theft device c