MySmile cordless water flosser equipped with a strong pump and uses the new patented pulse technology, which fulfill 2200-3000 per minute pulse frequency and 50-150 PSI water pressure, to remove 99.9% of plaque improving 50% more effective than other brands for cleaning food debris and particles. | Mysmile | | LP211 Cordless Select Water Flosser | 260ML Reservoir | 5 Modes | 8 Jet Tips – Travel | Black | Best Buy