Applications: HVAC, dehumidifier, agriculture, cold chain warehousing, testing and inspection equipment, consumer goods, automobiles, automatic control, data loggers, weather stations, , humidity regulators, medical, and other related humidity detection and control. Humidity measurement range: 0~RH Technical parameters: Humidity measurement accuracy: 2RH Temperature measurement range: -40~125 Temperature measurement accuracy: 0.2 Working voltage: 3.3~5VDC I2C interface output Material: Plastic colour: as shown Package Contents: 1 x Temperature and humidity sensor module Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.