Indeed - there exists an umbrella that bundles a tile: https://www.bluntumbrellas.com/xsmetro-tile https://www.bluntumbrellas.com/xsmetro-tile You get the adva

Indeed - there exists an umbrella that bundles a tile: https://www.bluntumbrellas.com/xsmetro-tile https://www.bluntumbrellas.com/xsmetro-tile You get the advantage of the Tile ecosystem, which means anyone with the app installed has the potential to help track your umbrella. The only value-add here is that they have an app that tells you when rain is forecasted, from what I can tell.