The Taylor Pro digital waterproof precision thermometer is perfect for using with all sorts of liquids when cooking and baking as it is waterproof and is even safe to use with hot steam. The thermometer accurately measures temperatures in as little as 6 seconds and updates every half second for instant accuracy, perfect when making marmalade and jam. Additionally this digital waterproof thermometer has a temperature hold function, allowing you to read the temperature away from the measured source. Complete with batteries, this Taylor Pro digital waterproof precision thermometer comes complete with a 5 year Taylor Pro guarantee.