Product Description: The Philips Sonic Cordless Power Flosser White Hx3806-31 is the ultimate dental hygiene tool that effectively removes plaque and keeps your gums healthy. Its advanced sonic technology delivers 500 gentle strokes per second, providing a deep clean that traditional flossing cannot achieve. The flosser is cordless, portable, and comes with a rechargeable battery, making it easy to use on-the-go. How to use: Fill the water tank with lukewarm water and attach the nozzle to the flosser. Lean over a sink and place the nozzle in your mouth. Turn the flosser on and adjust the pressure to your comfort level. Direct the nozzle towards your gum line and pause briefly between teeth to allow the water to clean the area. Clean the nozzle after each use and store in a dry place. Caution & Warnings: Do not use the flosser if you have a pacemaker or other electronic medical device. Children should only use the flosser under adult supervision. If you experience pain or discomfort while using the flosser, discontinue use immediately and consult your dentist. Do not use the flosser if the nozzle is damaged or if it leaks.