Ventisonic DHT22 Digital Temperature Humidity Sensor AM2302 Module For Arduino With Cable Operating Voltage: 3-5.5v; Sensor type: AM2302 Signal output form: Digital signal; Resolution :16 Bits Temperature Range:-40--80; Temperature measurement precision :0.5 Humidity measurement range:0--100%RH; measuring accuracy :2%RH Package Included: 1 x DHT22; 1 x 20CM Dupont Line