1Bitvae water flosser uses advanced water pressure and pulsation technology to effectively remove plaque and food debris from even the most hard-to-reach areas 2 Wide mouth reservoir easy to clean 3Bitvae water flosser comes whith 260ML Large capacity Water Reservoir -provides extended use without the need for constant refilling 4Advanced 40-Day Battery Life 5With 3 pressure settings and 6 interchangeable tips, our water flosser is good for anyone with a variety of oral care needs 6cordless and portable design water picks makes it easy to use at home or on-the-go 8Whether you suffer from gum disease or simply want to improve your overall oral hygiene, our Water Flosser is the good choice for achieving a cleaner, fresher, and healthier smile