Easy-to-install design, great for watering the lawn, flower beds, raised gardens, vegetable gardens and more. No tools required. Suits any landscape design or garden shape to fit your watering needs. The Flex Design Sprinkler Set includes: (4) fully adjustable sprinklers to place where water is needed, (1) 3-way hose connector, (1) Hose Mender, (1) hose connector, (4) extensions to increase the height by 5 inches, and (1) 50 ft. standard hose (hose diameter: 1/2 inch) Each sprinkler features precise controls to adjust the spray angle, spray direction and water flow without moving the spikes Adjustable ARC circle ranges from 5 to 360 to control the spray angle Includes 4 extensions to increase the watering height and reach over taller plantings.Constructed using high-quality ABS impact-resistant plastic.. Each sprinkler covers up to 840 sq. ft at 50 PSI. When setting them up in series, the coverage will decrease on the subsequent sprinklers as water travels further through the hose; The set offers a combined coverage area up to 1638 sq. ft.. Add additional sets to increase your watering abilities. Up to 3 sets maximum per water circuit