The Precision Lufft Thermometer & Hygrometer offers accurate temperature and humidity readings with up to ± 0.3°C and ±2.0% RH, respectively. This precision enables users to measure and monitor intricate changes in the environment for a variety of purposes. Its reliable readings make it the perfect tool for any professional or hobbyist user.
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Humidity (or moisture) in the air. For comfortable and healthy living and working conditions the humidity should be between 35 and 65% and temperatures between 18 & 24 C or 64F & 75F
A thermometer is an instrument that measures the air’s temperature.