Machine works great, but the downfall to it is that when in use it will continuously push water and not stop unless you turn it off. Also you can fill the container to the top and you will go through the water in a matter of seconds.
No, I would not recommend this to a friend.
Response from waterpik.comBy Waterpik, Product Support, June 2, 2017
Thank you for your feedback! Many of our Countertop Water Flosser products feature a pause or water on/off switch and larger reservoir capacity: https://www.waterpik.com/oral-health/products/