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Widely used in agriculture, food, pharmacy, transportation, scientific research, health quarantine, environment and other industries. It is suitable for on-site measurement in computer rooms, buildings, offices, supermarkets, archives, production workshops, warehouses, computer rooms, construction sites, etc.

2.Humidity Meter HM550 Features:

* Able to measure Humidity, Temperature, Wet Bulb Temperature,

* Digital display gives exact reading with no guessing or errors.

* Wide measuring range & high resolution. 

* Swiss digital sensor; Peak Hold

3. Humidity Meter HM550 Specification
Test Parameters：Humidity、Temp、wet bulb temp

Test Time：0.4 Seconds

R.H Range：   10-95RH%

R.H Accuracy：0.1RH%

Temp Range：   -10°C~60 °C(32°F~140°F)

Temp Resolution：0.1°C /0.1 °F

Temp Accuracy：   ±0.5°C

Web bulb Range：-10°C~60 °C(32°F~140°F)

Resolution：0.1°C /0.1 °F

Accuracy：±0.5°C

Power Supply：4x1.5V AAA (UM-4)Battery