R.M. Young 05103V Wind Monitor with 0-5 VDC Outputs Apogee Instrument Mounts you can update the firmware

you can update the firmware on your Kestrel when improvements are released

You can use your IP Gateway anywhere with AC-power and Wi-Fi or Ethernet

but you can install it outside where there is AC-power by using a Davis Universal Shelter

Sensor suite is solar-powered with battery back-up

Dimensions:

R.M. Young 05103V Wind Monitor with 0-5 VDC Outputs Apogee Instrument Mounts you can update the firmwareThe R. M. Young Model 05103V Wind Monitor is a high performance rugged wind sensor that features two 0 5 VDC outputs. Its simplicity and corrosion resistant construction make it ideal for a wide range of wind measuring applications. The wind speed sensor is a four blade helicoid propeller. Propeller rotation produces an AC sine wave voltage signal with frequency directly proportional to wind speed. Slip rings and brushes are eliminated for increased