In addition, it can be used to send out temperature monitoring labels directly to monitor the body temperature in batches, and it can also be used to automatically display the body temperature in the control room. Real time digital display of body temperature in the background can immediately see the temperature of personnel, and the alarm will be given if the temperature is too high. It adopts encryption algorithm and authentication to ensure data security, prevent link eavesdropping and data cracking, and is more durable. It adopts environmental protection silicone and simple buckle, which is suitable for all kinds of people.