WWZMDiB 3Pcs DHT22/AM2302 Digital Temperature and Humidity Sensor Module Temperature Measure-40-80?(±0.5?)Humidity Measure 0%-100% RH(±2%)For Arduino DIY???DHT22 Digital Temperature Humidity Sensor Module?:DHT22 is similar to DHT11, but the measurement range of DHT22 is wider and more accurate than DHT11.??Supply Voltage?:3.3V-5V(Recommend 5V)???Temperature Measure??-40-80?(±0.5?)???Humidity Measure??0%-100% RH(±2%)??Applications: HVAC, test and inspection equipment, automotive, data recorder, automatic control, weather stations, home appliances, humidity regulators, etc.???Features?:Main Chip:AM2302Temperature range: -40 to 80 degree celsiusTemperature measurement accuracy: +/- 0.5? degree celsiusHumidity measuring range: 0~100%RHHumidity measurement accuracy: ±2%RHSingle-bus digital signal output, bidirectional serial dataLong distance signal transmissionSize: 28 x 12 x 10 mm (L / W / H)Screw hole diameter: 2.6mmWeight: 4g???Package Includes?:3Pcs DHT22 Digital Temperature Humidity Sensor Module3Pcs 3Pin 21cm/8 in Female to Female Jumper Wires.