https://www.ebay.com/sch/i.html?_nkw=Davis+Instruments+Weatherlink+Usb+Software&_sacat=0&_dmd=2

Davis Instruments Weatherlink Usb Software

Regular price
$147.00
Sale price
$96.00

WeatherLink with standard data logger, is software and a data connection the connects your Davis weather station to your PC using a USB port. The data logger stores information even when your computers is turned off or not connected.