Bluetooth temperature probe

A temperature probe, comprising:

• a needle tube, a handle, a first temperature sensor, a printed circuit board (PCB) and an antenna, wherein the handle is fixedly connected to the needle tube, an accommodating cavity is provided in the handle and the needle tube, the first temperature sensor, the PCB and the antenna are arranged in the accommodating cavity, the first temperature sensor and the antenna are electrically connected to the PCB, the antenna is a hard base antenna, the antenna comprises a substrate and an antenna metal layer provided on the substrate, and a rear end of the antenna metal layer extends into the handle,
• the temperature probe further comprises:
• a connecting tube and an anti-disengagement snap-fit part, wherein the connecting tube and the anti-disengagement snap-fit part are arranged in the accommodating cavity, an outer surface at a middle portion of the connecting tube is provided with external threads, a front end of the handle is provided with internal threads, the connecting tube is screwed into the handle, the anti-disengagement snap-fit part is sleeved and fixed on the connecting tube, an inner wall of a rear end of the needle tube is provided with a snap-fit slot, the anti-disengagement snap-fit part is snapped into the snap-fit slot to fix the needle tube on the anti-disengagement snap-fit part, and a rear end face of the needle tube abuts against a front end face of the handle.