[. . . ] At the same time, it removes remaining food particles from between your teeth and massages your gums. Before using for the first time, fill the water container and allow the water to run through completely by holding the irrigator handle over a washbasin. [. . . ] You can choose between two different jet functions by sliding the jet switch down or up (before doing so, turn off the water stream by sliding the handle switch down): The rotation of the water stream and its micro-bubbles is designed for easy penetration below the gumline. To ensure the irrigator jet functions, a small sieve is incorporated in the lower end of the shaft. Should you notice a reduced water pressure, check the sieve for any deposits and remove them, e. After use Always empty the water container entirely to prevent bacteria from collecting in the standing water. If your dentist has recommended the use of a chlorhexidine solution with your irrigator, allow some water to run through the irrigator after use to prevent any deposit build-up. The irrigator will automatically turn off after 10 minutes if you forget to turn it off manually. In this case, to turn it on again, you have to press the on/off switch twice. Operating time: 15 minutes Cooling off time: 2 hours Cleaning Regularly clean the housing with a damp cloth. Please do not dispose of the product in the household waste at the end of its useful life. Disposal can take place at an Oral-B Braun Service Centre or at appropriate collection points provided in your country. [. . . ] To obtain service within the guarantee period, hand in or send the complete appliance with your sales receipt to an authorised Oral-B Braun Customer Service Centre. For UK only: This guarantee in no way affects your rights under statutory law. [. . . ]