Electronic wristband with monitoring function and monitoring method

The invention provides an electronic wristband with monitoring function and a monitoring method. The electronic wristband comprises a storage unit and a processing unit. The storage unit is pre-set with a size when a child opens the mouth. The processing unit comprises a camera module, an image recognition module, a tracking module and a prompt module. The camera module controls a camera unit to capture an image of the object in the hands of the child when the child takes the object. The image recognition module is used to identify and analyze the size of the object according to the image of the object, and determine whether the object can be put into the mouth of the child. The tracking module is used to control the camera unit to detect the state of the object and whether the mouth of the child is open in real time when the object is determined to possibly be put into the mouth of the child. The prompt module is used to control a prompt unit to send out a prompt signal when detectingthat the object is in th