20 precision nozzles provide maximum coverage up to 4,500 sq. Ft. For healthy grass and growing gardens. Built-in mechanical timer lets you set how long you want to water, up to 2 hours, and the water will automatically turn off after reaching the designated time. TwinTouch controls adjust the width and range of the watering pattern to cover a large lawn or small flower bed. Dirt-Resistant Drive works with well water for smooth operation and extended life.