[. . . ] â· This product is not intended for use by children under age three. [. . . ] â· Slowly guide the brushhead from tooth to tooth, first the outsides, then the insides, finally the chewing surfaces. After two minutes (brushing time recommended by dentists) the timer (D 12513 model only) will signal by a short stutter. â· During the first days of use, gums may bleed slightly. â· Replace brushhead every 3 months, when bristles are worn (1c) or when colour on Indicator bristles (1b) has faded half-way down the bristles. In the interest of protecting the environment, please do not dispose of the product in the household waste at the end of its useful life. However, if you prefer to dispose of the battery yourself, open the handle as shown below: Opening the handle will destroy the appliance and invalidate the guarantee. Within the guarantee period we will eliminate, free of charge, any defects in the appliance resulting from faults in materials or workmanship, either by repairing or replacing the complete appliance as we may choose. This guarantee extends to every country where this appliance is supplied by Braun or its appointed distributor. [. . . ] For UK only: This guarantee in no way affects your rights under statutory law. [. . . ]