8-IN-1 ENVIRONMENT MONITOR - Integrated sensors of temperature, humidity, pressure, wind speed, wind direction, noise, PM2.5, PM10, ideal for pollution detection, city environmental monitoring PRO-GRADE ACCURACY - For scientific research or commercial weather station integration ULTRASONIC SENSOR - Provides highly precise measurement and much more reliable wtihout using any movable parts RS485 MODBUS - support remotely management when bundling with ModBus gateway or 4G Cellular DTU INDUSTRIAL-LEVEL DESIGN - IP66 outdoor rated, and working in cold weather with built-in heater (-40°F to +185°F) ACCESSORIES - comes with pole mount bracket. Free subscription to Linovision AIoT RemoteMonit Cloud LINOVISION RS485 ModBus Weather Station, 8-in-1 Environment Sensor of Temperature, Humidity, Air Pressure, Wind Speed, Wind Direction, Noise, PM2.5 and PM10, Featured with Ultrasonic Sensor