Can a battery power rachio 3 automated sprinkler controller ? By / On August 29, 2019 / At 11:36 am / In 165 Views Wifisprinkler DWQA Questions › Category: Rachio 3 › Can a battery power rachio 3 automated sprinkler controller ? 0 Vote Up Vote Down Tom Konor Staff asked 3 years ago Yes,Rachio 3 sprinkler controller has a backup battery. Please login or Register to submit your answer Username or Email Address Password Remember Me Post navigation Prev PostIs Rachio 3 Apple Homekit compliant? Next PostDoes the flow sensor come along with Rachio 3 ?