HighlightsOur cordless flosser teeth cleaner with 1600-1800 times/minute pulse frequency is a good helper to effectively remove 99.99% food residue and plaqueDesigned with Strong, Normal, Soft, DIY working modes, meets your various oral care needs with water pressure between 20-140PSI.Come with 10.15oz large capacity detachable water tank, no need to refill water constantly.Built in 2000mAh powerful battery, after fully charged about 3-4 hours, able to use it about 75mins(about 38 days if you us