Turbine rotor sprinkler. Water coverage up to 4,000 sq. ft. 70 diameter. Multi-Stream nozzle provides even coverage. Easily adjusts to cover a full or partial circle. Distance control deflector slides to desired water coverage setting. Super quiet water driven turbine motor for extra long life. Works at water pressures ranging from 15 PSI to 150 PSI. Impact resistant, rustproof polymer flow through sled base.