First in category – Waterpik Water Flosser awarded the American Dental Association (ADA) Seal of Acceptance The Easy and More Effective Way to Floss! 10 Pressure Settings, 7 Water Flossing Tips, 90 Seconds of Water Capacity Healthier Gums and Brighter Teeth in Just a Minute a Day! Compatible With 120VAC/60Hz Outlets, For use in North America only. Any warranty will be voided through the sale and use of the product outside North America. Shipment outside of North America is prohibited by Waterpik