Large water jet for more coverage than standard pulsating heads. Water coverage up to 5800 sq. ft. (86ft. diameter). Trip levers for full or partial coverage with reversing full circle setting. Deflector dial to set distance. Impulse arm eliminates wasteful side and back splash. Diffuser screw allows for easy fingertip adjustment of water stream for even coverage. Sprinkler head has 3/4″ NPT connection to base.