As a controller for my lawn sprinklers that adjusts watering time based on historical rainfall data. Better than adjusting it every few months manually. Custom

As a controller for my lawn sprinklers that adjusts watering time based on historical rainfall data. Better than adjusting it every few months manually. Custom cron job that uses: https://opensprinkler.com/product/opensprinkler-pi/ https://opensprinkler.com/product/opensprinkler-pi/