It is a small, portable thermometer often used for checking the temperature of food and liquids.
It typically features a stainless steel probe for insertion into the substance being measured.
The thermometer can be used for various applications, including cooking, barbecuing, and checking the temperature of milk or baby food.
Some models have a digital display and an automatic shut-off function.
The device usually comes with a protective sheath that includes a pocket clip for easy carrying.