Unique vortex mechanism allows large water passages, minimizing clogging The rotating spinner retracts and seals the water outlet when not in operation. Even distribution of fine water droplets Press-fit or 5 mm threaded inlet Flow rates at 2.0 bar: 34, 43, 76, 100, 115 lph Operating pressure range: 1.5-2.5 bar Applications: ideal for undertree irrigation and home garden watering