ESP8266 WIFI interface AM2302 DHT22 temperature and humidity sensor module
Product Description:
This is a calibrated digital temperature and humidity sensor used to detect environmental temperature and humidity, using DHT22 (AM2302), a standard single bus interface.
Compared to DHT11, it has higher accuracy and a larger range.
It can be used in conjunction with the ESP-01/ESP-01S WIFI module and can replace SHT11 and SHT15.
parameter
Temperature:
Resolution: 0.1 ° C
Accuracy: ± 0.5 ℃
Detection range: -40 ° C-80 ° C
Humidity:
Resolution: 0.1% RH
Accuracy: ± 2% RH (25 ° C)
Detection range: 0% RH~99.9% RH
Working voltage: 3.3V~5.5V
Recommended storage environment:
Temperature: 10 ° C~40 ° C
Humidity: below 60% RH
Application:
Meteorological stations, humidity regulators, and testing and detection equipment, etc
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