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RHM15: Mini Hygro-Thermometer Monitor

Compact Indoor Meter for Monitoring Temperature and Humidity

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The RHM15 is a mini hydro-thermometer monitor which measures humidity and temperature and displays it simultaneously. The RHM15 has a built in memory which stores maximum and minimum readings. The RHM15 features a low battery indication and comes with a built in stand, user’s manual and LR44 battery. Measures in °F only.

Additional information


14 to 140° F

Relative Humidity

10 to 99% RH


RH: 1% / Temperature: 1° F


± 2° F from 14 to 122°F ±5% Relative Humidity from 25 to 75% RH


LR44, AG13, or equivalent


0.8 oz. (23g)

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