• 2YL-RH20E-4M Humidity Logger

    External temperature and humidity sensors, 100mm long probe. 4 Million readings, operating range -40 to +90ºC, IP65 rated.

    Supplied with YoyoLog View software, USB lead and long life battery.

    Key Features

    • Rugged IP65 housing
    • Ideal for Ambient RH measurement
    • Status LED: – Indicates Alarm – Low Battery Warning
    • Internal Humidity and Temperature sensors


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