Samsung SPA400BX-XAA - Manual (Page 7)

should not be disposed of with other household waste at the end of their working life. Where
marked, the chemical symbols Hg, Cd or Pb indicate that the battery contains mercury,
cadmium or lead above the reference levels in EC Directive 2006/66. If batteries are not
properly disposed of, these substances can cause harm to human health or the environment.
To protect natural resources and to promote material reuse, please separate batteries from
other types of waste and recycle them through your local, free battery return system.