Gilmour Oscillator Sprinkler with Built-in Timer 9930D Teal Dial selects up to 4 hours of watering or 1/2 inch of water on lawn. Automatically shuts water off. "On" setting for continuous watering. Waters up to 3000 sq. ft. Extra wide base for added stability. 15 precision spray jets on molded tube provide even coverage. Threaded tube tip for cleaning spray jets. Metal filter washer prevents clogging. Multi-position, flip action dial for a variety of watering patterns. Made in USA.