UMLIFE 5PCS DHT22 Digital Temperature and Humidity Sensor Module AM2302 Main Chip Temperature Humidity Monitor Sensor for Arduino Electronic Practice

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 pullup resistor needed. Just plug right in to Arduino or ESP8266. Specifition:: Working voltage: 3V - 5.5 V Resolution: 16 Size: Approx. 28*12*10 mm/1.10*0.47*0.39in Screw hole diameter: 2.6mm/0.10in Weight: Approx. 4g Features: Ultra-low power consumption No additional components Excellent long-term stability Completely interchangeable Long distance signal transmission