Extech RHT50 is an electronic device that has the ability to datalog up to 10,000 readings of temperature, humidity as well as atmospheric pressure. The datalogger is designed to be able to perform selectable data sampling rating from 1 minute to 18 hours. Also this device has selectable atmospheric pressure units which are psi, hPa, kPa and bar. Many other features are available that makes this module a dependable one.

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