Gravity: Formaldehyde (HCHO) Sensor

Gravity: Formaldehyde (HCHO) Sensor (SEN0231)

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The Formaldehyde (HCHO) sensor is an Arduino & Raspberry Pi compatible module, which is the ideal solution for indoor air quality monitor.This is a HCHO(CH2O) sensor module. It can be used to measure HCHO in air. Through it, you can know the air...