Oral Health Keeper -- Mini Cordless Water Flosser can offer high pressure water pulse 1600 times and 140PSI strong water pressure for blasts away up to 99% plaque and stubborn tartar in the most hard-to-reach places in the mouth leaves you a fresh breath. 3 Mode Settings -- Cordless oral flosser teeth cleaner has Soft,Pulse,Strong 3 modes. Select Soft Mode for sensitive and first time users. Pulse Mode for deeply clean and massage the gums. Strong Mode provide strong water pressure, efficient cleaning, suit for daily cleaning of most people. USB Rechargeable Portable Design -- Convenient USB rechargeable 1100mAh battery convenint to charging. Collapsible 130ml water tank and lightweight design easy to carry. You can take it with you at home, at work, in restaurants or on trips .Keep your mouth clean at all times. IPX7 Waterproof Safety Use -- Whole body IPX7 waterproof design for safety use and cleanable. The smart timer automatically turns irrigator off after 2mins to prevent gum damage. Quiet Work & Smart Design -- Upgrade telescopic fully open water tank greatly reduces the volume of the product, teeth cleaner noise level is ≤60db, you can use it in the morning and late night without disturbing others. Oral Irrigator with a jet store case, very convenient.