Rain Bird SP40H-25 SP40H Sure 600 Series Pop-Up Sprinkler, 180&deg; Half Circle, Pattern, Blacks Residential grade pop-up sprinkler; 4" pop-up height 180 Half Circle pattern spray nozzle preinstalled Spray distance adjustable from 8' to 15' with flat head screwdriver Patented pop-up mechanism waters and retracts into lawn when not in operation Stem seal keeps out debris, prevents pressure loss from flow-by and ensures pop-up at low water pressure Directional adjustment feature allows you to aim the spray pattern by hand