ITEM NAME:DHT22 Single Bus Digital Temperature And Description: Adopts DHT22 sensor, this module can detect surrounding environment of the humidity and temperature. High reliability and excellent long-term stability; Single bus digital signal output, serial port data two-way port. With mounting hole and easy installation. Working Voltage: DC 5V Humidity measurement range: 0---100%RH ; Accuracy: Â ±2%RH Temperature measurement range: -40 to +80℃ ; Accuracy: Â ±0.5℃ Specification: Module Size: approx. 28 x 12 x 10mm ; Cable Length: approx. 20cm Package Includes: 1 Piece Module 1 Piece Cable SKU: DMO0013423573003176.With mounting hole and easy installation. Module Size: approx. 28 x 12 x 10mm ; Cable Length: approx. 1 Piece Cable. 1 Piece Module.