[. . . ] Our products are designed to meet the highest standards of quality, functionality and design. [. . . ] â· Once the shaver is completely charged, discharge the shaver through normal use. However, the maximum battery capacity will only be reached after several charging/discharging cycles. â· 4745 model only: If the rechargeable batteries are discharged, you can shave without charging by connecting the shaver to an electrical outlet via the special cord set. Using the brush, clean the cutter block and the inner area of the shaver head. However, do not clean the shaver foil with the brush as this may damage the foil. About every four weeks, clean the cutter block with Braun cleaning agents. Put a drop of light machine oil onto the long hair trimmer and the shaver foil. Preserving the batteries In order to maintain the optimum capacity of the rechargeable batteries, the shaver has to be fully discharged (by shaving) every 6 months approximately. [. . . ] Disposal can take place at a Braun Service Centre or at appropriate collection points provided in your country. [. . . ]