Features Data Hold Function Temperature Measuring Instrument Can be used for refrigerant heating and food processing Withhold function you can freeze the measured value Powered by one 1 5V AG13 or one LR44 button battery included Specifications Model HT 1 Material Resin Temperature Type Celsius Fahrenheit Range 50 300 Degree Celsius Accuracy 1 Degree Celsius 2 Degree Celsius Power Supply 1 5V Application Temperature Measuring Battery Type LR44 Button Battery Battery Voltage 1 5V What s in the box The digital thermometer food thermometer