Claber 8709 Impact Jet Pulsating Sprinkler on Tripod Angular width can be selected as little as 20 degrees to 360 degrees Ideal for large areas; coverage up to 70 foot diameter/ 4,200 square feet Aluminum tripod is 18-inch tall for low ground watering Brass diffuser screw to increase arm speed for faster breaks into the water Water flow easily adjustable by turning the orange knob on the top