Extech RHM15 Mini Hygro-Thermometer Monitor

    Measuring ranges:
        Temperature: 14 to 140°F
        Humidity: 10% to 99% RH
    Simultaneous display of Temperature and Humidity
    Built-in memory stores Min/Max readings
    Low battery indication
    Complete with built-in tilt stand and LR44 battery
    Measures in °F only.

Specifications     Range
Temperature     14 to 140° F
Relative Humidity     10 to 99% RH
Resolution     RH: 1% / Temperature: 1° F
Accuracy     ± 2° F from 14 to 122°F ±5% Relative Humidity from 25 to 75% RH
Battery     LR44, AG13, or equivalent
Dimensions     2 x 1.5 x 0.63″ (50.8 x 38.1 x 16mm)
Weight     0.8 oz. (23g)