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This is a small sketchbook for a voc (eco2, etvoc, temperature and humidity) sensor. It uses a NodeMC ESP8266, DHT22, CCS811, an OLED Display, a red LED and a switch.
The SGP41 is Sensirion’s new digital VOC (volatile organic compounds) and NOx sensor designed for easy integration into air purifiers or demand-controlled ventilation.
The SGP40 is Sensirion’s new digital VOC (volatile organic compounds) sensor designed for easy integration into air purifiers or demand-controlled ventilation.