Features： 1、Capacitive Type: This temperature humidity sensor adopts capacitive humidity sensing elements, completely interchangeable, has standard digital single bus output. 2、High Working Performance: This sensor works with low energy consumption, has long transmission distance, can all automatic calibration. 3、High Precise Measurement: The sensor adopts high precise temperature measurement components, the measurement is professional and accurate. 4、Precise PCB Board and ABS Shell: Made of precise wiring PCB board and high strength ABS housing, the sensor has long term stability. 5、Easy Installation and Operation: This temperature and humidity sensor is small in size and light in weight, easy to install and use. Specification： Item Type: Temperature and Humidity Sensor Material: PCB, ABS Model: CJ2301 Temperature Range: -40°C to 80°C Humidity Range: 0-99.5%RH Measuring Humidity: ±0.5°C, ±3%RH Resolution: 0.1°C, 0.1%RH Acquisition Cycle: 1/e (63%) <10s Long Term Stability: <0.1°C per year Working Voltage: DC3.3-5.5V Output Signal: Single bus digital signal Package List： 1 x Temperature and Humidity Sensor