Customizable circular spray pattern adjusts from partial- to full-circle coverage, while diffuser pin alters spray force from powerful jet to gentle rain. High impact, rust-resistant poly sled base and stainless steel construction on impulse head. Fingertip diffuser adjustment screw. Provides full or partial coverage. The patented impulse arm saves water by eliminating back and side splash. Water coverage up to 86' diameter at 30 PSI; 112' diameter at 60 PSI.