Healthier Gums and Stronger Teeth Professional water flossing combines water pressure and oral irrigator pulsation to clean deep between teeth and massage the gum line eliminating traditional brushing air flossing interdental brushing and flossing Bacteria and debris that can be removed. The treach removes up to 99.9% of plaque from the treated area. 4 Pressure Settings DIY Personalization Mode Daily deep cleaning to remove smaller particles between teeth. Soft- 65PSI is suitable for children and sensitive teeth. Pulse-Deep cleans teeth stimulates and massages gums. DIY - Customize your own water pressure strength from 30PSI ~120PSI. 300ML Removable Water Reservoir and 4 Nozzle Heads 360 Degrees Rotatable The 300ML Water Reservoir provides up to 95 seconds of ample and uninterrupted oral flossing with no hassle to refill and water while cleaning your teeth. The 360_ rotatable nozzle design allows you to easily clean all areas of your mouth preventing debris and plaque. Up to 25 days with rechargeable powerful 2000mAH battery. A full charge lasts up to 25 days. USB interface charging is suitable for a variety of charging devices such as mobile phone chargers and PCs. IPX7 and Portable Carry-on This oral irrigator with double seal can reliably prevent water leaks for bathroom showers and is washable. The elegant and compact design is cordless and lightweight with a velvet pouch for easy portability. Great for gifts like Christmas Thanksgiving Anniversaries etc.