Features. Designed for ground cover, seed germination and hillside applications where routing of drippers to base of each plant is impractical.. Non-adjustable sprinklers spray over a 16-22 ft. Diameter circle.. Operating pressure range: 15-70 PSI.. Includes heavy duty 8 stakes with 4 in. Risers.. Dimension - 16 l x 10.5 w x 4.5 h in.. Item weight - 0.38 lbs.