Mastrad Thermo-Sensor Spoon Monitor cooking temperatures while stirring food: Thermometer detaches from spoon for meats, pastries Thermometer accurate to nearest tenth of a degree; Nylon/Silicone spoon safe to use in any pot or pan Button for Celsius/Fahrenheit, set minimum/maximum: Memorizes minimum & maximum temps from last use Requires 1 AAA battery, included with instructions Measurement range: -40 - 250C / -40F - 480F Thermometer 16L, Spoon 12.75L, Combo: 16.5L