Wireless Bluetooth temperature probe is for oven cooking for detecting food in high temperature oven. The use of Bluetooth chips, capacitors and other electronic components can operate normally in a high temperature environment after ingenious ideas, and transmit the temperature signal to the mobile terminal, the built-in receiver of the oven, and the external reader to display the temperature, identify the temperature of the food through the received signal, and intelligently adjust the oven temperature and baking time.