[. . . ] When changing batteries, please clean the area and the rubber ring underneath the cover. [. . . ] 5 Replace brushhead when indicated (a = new, b/c = replace) 6 Clean as shown under running water, then dry. 7 Dispose of discharged batteries according to national or local regulations. This product conforms to the EMC-Requirements as laid down by the Council Directive 89/336/EEC. Manufacturer's guarantee: In case of faults in materials or workmanship, the appliance will be replaced within 2 years as of date of purchase. [. . . ] Disposal can take place at an Oral-B Service Centre or at appropriate collection points provided in your country. [. . . ]