In article ,
"dadiOH" wrote:

No, it won't save you money or - probably - water. It *will* save work
since you can set watering at the desired frequencies and it will be done
without further intervention by you. It might save water depending on how
much andoften you now hand water.

Or how often you get busy and forget to turn off, move the sprinkler.
This was the big savings for me....

--
If you¹re going to sin, sin against God,
not the bureaucracy; God will forgive you
but the bureaucracy won¹t.
‹Hyman G. Rickover