Super quality wind vane:
https://www.ebay.co.uk/itm/Vector-Instru...2698683151?
And anemometer :
https://www.ebay.co.uk/itm/Vector-Instru...3121917748?
https://www.windspeed.co.uk/ws/index.html
https://www.ebay.co.uk/itm/Vector-Instru...2698683151?
And anemometer :
https://www.ebay.co.uk/itm/Vector-Instru...3121917748?
https://www.windspeed.co.uk/ws/index.html