Digital Thermometer (1) Glycol Filled 15 mL Glass Bottle Probe Multi-Point Calibration -58 Degrees to 158 Degrees F/-50 Degrees to 70 Degrees C Application Freezers Heating Blocks Incubators Refrigerators Water Baths Alarm Type Max/Min Resolution 1 Degrees F/1 Degrees C Probe Type (1) Bottle AA Battery Temperature Accuracy +/-1 Degrees C Critical Environment Digital Thermometer