This Gear Driven Oscillator is ideal for watering large, rectangular areas. Easy-to-slide pattern tabs adjust the spray distance from full to partial coverage. Create a custom pattern by turning the dial to conform to an array of yard widths and lengths. Equipped with the quiet, state-of-the-art gear-driven motor and precise flow nozzles which distributed water evenly over the entire area every time. The innovative wide base design makes repositioning easy and reduces tipping.