Digital Handheld Formaldehyde HCHO Meter 0~5mg Temperature Humidity Monitor Indoor Home Air Quality Portable Tester
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<b>[Product Information]</b><br>
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<li>Measure HCHO (CH2O) Formaldehyde, Temperature and Humidity %RH</li>
<li>Selectable measurement unit (mg/ppm), temperature unit (°C/°F) with large display</li>
<li>Portable or hang on wall with backlight function, Environment Safety indicator</li>
<li>Zero drift for formaldehyde reading 0~5mg/mᵌ</li>
<li>Sleep mode function and with low battery indicator</li>
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