The MetSens600 compact weather sensor measures wind speed, direction, temperature, humidity, and barometric pressure with no moving parts. It features an ultrasonic sensor, optical precipitation sensing, and a compass for accurate wind direction. The sensor provides WMO-compliant data, including average wind speed and direction, gusts, temperature, humidity, and rainfall totals. It's compatible with Campbell Scientific data loggers and MeteoPV via SDI-12, RS-485, ModbusRS-485, or NMEA RS-232.