These thermometers are typically made of stainless steel and feature a dial or digital display that shows the temperature. They can be placed inside the oven to verify if it is heating to the desired temperature.
Oven thermometers are useful because they can help ensure that baked goods are cooked evenly and at the right temperature. They can also help to prevent overcooking and save energy.
The oven thermometer in the image is a dial-type thermometer with markings in both Fahrenheit and Celsius. It is designed to be placed inside the oven during cooking to monitor the temperature.
Oven thermometers are an important tool for any baker or cook who wants to ensure that their food is cooked perfectly.