Thermometer (1) Glass Bead Filled 30 mL Glass Bottle Probe NIST-Traceable -58 Degrees to 158 Degrees F/-10 Degrees to 70 Degrees C Application Freezers Incubators Ovens Refrigerators Alarm Type Max/Min Resolution 0.1 Degrees F/0.1 Degrees C Probe Type (1) Bottle LR44 Battery Temperature Accuracy +/-1 Degrees C Critical Environment Digital Thermometer