Rain Bird SP25SQS Sure Pop 600 Series Pop-Up Sprinkler, Square Pattern, 14' x 14' - 23' x 23' Spray Distance, 2.5" Pop-up Height Residential grade pop-up sprinkler; 2.5" pop-up height Square 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