HTU21DF RH/T SENSOR IC B400 Humidity Sensor Product Type: RHT Supply Voltage (Peak): 3.8 V Current Consumption: .014 mA Operating Temperature Range: -40 – 125 °C Interface Signal Type: Digital RHT 3.8 V | Htu21D Digital High Accuracy Rh/t Sensor | Part Number: HPP845E131R4 | Internal Number: HPP845E131R4 | TE Connectivity