[. . . ] Before commissioning this device please read the instruction manual carefully. [. . . ] Switch off the device whenever you are not using it, even if this is only for a moment. Under no circumstances must the device be placed in water or other liquid, or come into contact with such. â· Should the device become moist or wet, remove the mains plug from the socket immediately. Only vacuum dust and small crumbs, but not sharp objects or hot ashes. Wall Mounting If required, mount the device on the wall using the screws and rawlplugs" supplied. Charging the Batteries The plug of the charger may be inserted directly into the bottom of the device below the wall mounting or fixed to the wall mounting. After it has been cleaned several times it can also be cleaned in water. Replace the dust container and press it until the front section clicks into place. [. . . ] For repairs within the guarantee period, please take the complete appliance with the receipt to the place where it was purchased. [. . . ]