The Grove HCHO sensor is a Volatile Organic Compound detector, able to detect down to 1 PPM.
This Grove sensor plugs into the Grove environment and gives you the instant ability to read the concentrations of VOCs (Volatile Organic Compounds). Connected to an analog port, it reports concentrations in the 1 to 50 parts-per-million (PPM) range as a resistance reading between 10k and 100k.
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Warning: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.
Please visit www.P65Warnings.ca.gov for more information. This item was manufactured prior to August 31, 2018.