The Davis Vantage Pro2 weather station is a research-grade weather station that provides professional-grade data for weather enthusiasts, researchers, growers, and weather professionals. It ensures accurate, reliable weather monitoring with real-time data updates every 2.5 seconds. Vantage Pro2 features an industry-leading transmission range of 1,000'/300m from the sensor suite to the included WeatherLink Console. The outside temperature and humidity sensors are housed in a 24-hour Fan Aspirated Radiation Shield for maximum accuracy.