With a 600 ml tank, it allows a long use in your daily oral hygiene, it also includes a pressure system of ten positions, to be able to regulate it to your taste, and a compartment to keep your different mouthpieces. Is it recommended to use Waterpik? Waterpik produces a complete cleaning without damaging your teeth or gums, it is indicated to obtain a daily cleaning in depth, especially recommended for orthodontics, implants, diabetics and people with excess plaque, it reduces the bleeding of the gums by improving blood circulation and eliminating plaque, and prevents the appearance of cavities and gingivitis, What is its mode of use? It is recommended to use it after each brushing, as a complement and never as a substitute. The steps to follow are as follows: Set the lowest pressure level (level 1). Insert the mouthpiece into the mouthpiece. Turn on the irrigator. Regulates the pressure according to your tastes and/or needs. Once finished, turn off the appliance before removing the mouthpiece from the mouthpiece, as the water comes out under a lot of pressure and can damage your eyes if you direct the jet towards them. If you want a long life it is essential that you do this, because if you can not accumulate lime in your irrigator. Tips for use: If you want to get the best cleanings, start with the back teeth (the back teeth) and work your way up to the front teeth, cleaning the teeth and gums one by one to make sure they are clean. Special nozzle types: Pik Pocket mouthpiece: designed to bring water to the deepest parts between the teeth. Tongue cleaner: specific for tongue cleaning. Orthodontic mouthpiece: includes a brush for cleaning the appliances. Seeker nozzle: especially useful for difficult areas between the teeth. Brush nozzle: so you can brush your teeth while the water comes out under pressure. In the box we'll find: Waterpik ultra. Plug with power adapter with automatic voltage selection. A standard nozzle An orthodontic mouthpiece. A Seeker nozzle. A Pik Pocket mouthpiece. A nozzle with a brush. A tongue cleaner.