Waterpik Ultra Professional Water Flosser Our Most Advanced Water Flosser Ever Featuring a compact and contemporary design, the Ultra Professional includes a Water on/off switch on the handle, finger-tip easy pressure control and push-button power with convenient LED mode display. The 1-minute timer and 30-second pacer take the guess work out of flossing. The Easy and More Effective Way to Floss Your mouth is the gateway to your overall health, so keeping your gums healthy is essential. Using a Waterpik Water Flosser, a combination of water pressure and oral irrigator pulsations cleans deep between teeth and below the gumline, removing bacteria and debris that traditional brushing, air flossing, interdental brushes and string flossing can’t reach. Waterpik WP660 Ultra Professional Water Flosser Compact and contemporary electric water flosser design Removes debris and bacteria lodged deep between teeth and below the gum-line Global voltage 100-240VAC, 50/60Hz. Includes 7 accessory tips; 10 pressure settings for gentle to maximum cleaning; 650 ml water reservoir for 90 seconds of flossing time