The Bios Professional DT155 is a digital candy thermometer perfect for keeping temperature while making candy or deep-frying. Its operable temperature range is from -10° to 220° Celsius. It can clip onto the side of a pot or stand alone.

Cooking candy is infamously tricky. Depending on the sugars and other ingredients used, having a fluctuating temperature can throw-off a whole batch. Candy thermometers are used by experienced and novice confectioners for producing consistent results.