Dual Input Temp for Superheat 2.2 x 9

Dual Input Temp for Superheat +/-3 Percent (10 Percent to 90 Percent RH) Humidity Accuracy -109.7 Degrees to 122 Degrees F -78.7 Degrees to 50 Degrees C Dew Point Range 0.1 Percent Humidity Resolution Sensor Type Thermistor/ Type K Battery Type (4) AAA Batteries Data Hold Yes Response Time 60 sec Data Logging No Includes (2) Type K Temperature Bead Probes (4) AAA Batteries