Kestrel, Rotating Vane Mount and Case, Black, Fits 5000 Series Includes Vane Mount Pouch that will fit both your Kestrel 5000 series meter and the Vane Mount. An internal battery loop (as well as little pocket) secures extra AA batteries and a snap-strap on the rear secures the kit to your belt or pack.The idea here is you have a portable weather station. Compatible with:All Kestrel 5 Series meters. It will not fit any of the meters below the 5000 series.