The COSLUS E40 Water Flosser is engineered with professional-grade patented Dual-Flow Technology that effectively removes tough stains and interdental plaque for a deep clean feel. Featuring fully customizable pressure control, it allows every user to personalize their cleaning experience for both comfort and results. Designed to meet the highest standards of safety and performance, it’s the reliable, professional choice for healthier teeth and gums at home. | Coslus | | E40 Cordless Water Flosser, 10 Pressure Settings, Rechargeable, Portable for Travel | Best Buy