Nelson Sprinkler 56600 Automatic Water Shut Off TimerWater timers can simplify the time-consuming process of watering. Water timers also keep your garden and lawn healthier by providing consistent, measured watering. Nelson offers a full range of water timers, from the one-step simple mechanical timer to fully programmable electronic water timersNelson Sprinkler 56600 Automatic Water Shut Off Timer Features;; Mechanically operated timer; Brass ergo swivel coupling; Two functions include timed watering and manual watering; No batteries required; Two-Hour Timer