High Accuracy Remote Temperature, Humidity, Atmospheric Pressure and Dew Point Sensing Module Communicable over Modbus RTU. Designed to work at temperatures as high 75C or 167F. Measurement ranges include: 25 to 75°C, 0 to 95% RH and 300 to 1200 hPa. Has accuracy of Accuracy: ±0.4°C; ±3.0% RH ; 1 hPa. Has RS-485 COM port. Has Magnetic and wall mounts, 10 to 30VDC power input and very low power consumption of 0.05W.