Pressure settings: 10 | Included tips: 7 | Rotating tip: yes Philip Sonicare’s cordless water flosser has two tips: standard and quad stream. The quad stream option is X-shaped, so the water ...

As a rule of thumb, a commercial pressure washer ought to have a PSI between 3,000 and 5,000 for the best results. The good news is that several electric models have PSI ratings within this range, but ...