Automate watering for your garden, grass, flowers, or other plants with a standard hose and the Rachio Smart Hose Timer. Easily create schedules and control your watering in the Rachio app with the confidence that water is flowing with our integrated flow meter. Whether you have in-ground irrigation or not, the Smart Hose Timer can help keep your plants healthy no matter where you are. Comes with one valve and one WiFi Hub. Timer valves require a WiFi Hub and two AA batteries (not included) to operate. Pair up to eight valves on one WiFi Hub.