SONBUS SM5389M is a professional 4-20mA outdoor aluminum wind speed and direction integrated sensor designed to provide accurate and reliable wind data for monitoring and control applications. With a wind speed range of 0-30m/s, a start wind of 0.2m/s, and an accuracy of ±3%, this sensor is ideal for various industrial and environmental monitoring tasks. Additionally, it offers a wide wind direction range of 0-360° and a resolution of 22.5°, making it suitable for wind direction measurements as well.