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Extech - -148 to 2,372°F, 10 to 95% Humidity Range, Thermo-Hygrometer, Anemometer and Light Meter - 81949703 - MSC Industrial Supply
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Amazon.com: EXTECH RH490 - Precision HYGRO-Thermometer with GPP (Grains per Pound) , Green : Industrial & Scientific
Digital Hygrometer: Factories/Greenhouses/Offices, 14° to 140°F/-10° to 60°C, 10% to 99% RH, Temp - Grainger
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