DHT22 Digital Temperature & Humidity Sensor Module

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Main Chip: AOSONG AM2302 High Sensitive Temperature Humidity Sensor Single-bus digital signal output, bidirectional serial data With fixing screw hole, convenient to install and fi xed Temperature range: -40 to 80 degree celsius, Temperature measurement accuracy: +/- 0.5℃ degree celsius Humidity measuring range: 0~100%RH, Humidity measurement accuracy: ±2%RH DHT22 digital temperature and humidity sensor is a calibrated digital signal output temperature and humidity combined sensor, which application-specific modules capture technology and digital temperature and humidity sensor technology to ensure that products with high reliability and excellent long-term stability.No pull up resistor needed. Just plug right in to Arduino or ESP8266. Main Chip: AM2302Temperature range: -40 to 80 degree celsiusTemperature measurement accuracy: +/- 0.5℃ degree celsiusHumidity measuring range: 0~100%RHHumidity measurement accuracy: ±2%RHUltra-low power consumptionNo additional componentsExcellent long-term stabilitySingle-bus digital signal output, bidirectional serial dataCompletely interchangeableLong distance signal transmissionSize: 28 x 12 x 10 mm (L / W / H)Screw hole diameter: 2.6mmWeight: 4g Show more