Applications: HVAC, dehumidifier, agriculture, cold chain warehousing, testing and inspection equipment, consumer goods, automobiles, automatic control, data loggers, weather stations, home appliances, humidity regulators, medical, and other related humidity detection and control. Humidity measurement range: 0~100%RH Technical parameters: Humidity measurement accuracy: ±2%RH 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: 3 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.