ITEM NAME:AM2320 AM2320B digital temperature humidity sensor module board M&E Description: 1.4-pin package 2.Ultra-low power 3.No additional components 4.Excellent long-term stability 5.All calibration, digital output 6.Completely interchangeable 7.Long distance signal transmission 8.Relative humidity and temperature measurement Specifications: 1.Type: AM2320B temperature and humidity sensor single bus / IIC 2.Accuracy resolution: 0.1 3.Measurement range: 0-100%RH 4.Temperature measurement range: -40 ° ~ +80 ° 5.Humidity measurement precision: ±3%RH 6.Temperature measurement precision: ±0.5 ° Package included: 1 x AM2320B Digital Temperature Humidity Sensor module for Arduino.Type: AM2320B temperature and humidity sensor single bus / IIC. 2.Ultra-low power. Accuracy resolution: 0.1.