展开- Helps remove bacteria deep between teeth and below the gum where brushing and flossing can't reach - Massages and stimulates your gums to help improve circulation and keep your gums strong and healthy - Ergonomically designed handle and 360 degree rotating nozzle let you easily control water flow to reach all areas of the mouth - Equipped with a large high volume capacity tank for more convenience and less time spent filling the unit - AC adaptor is also included