What does the "three A's arranged into a triangle" symbol mean on a laptop charger?

Question

A simple question: what does the encircled symbol mean? I can't quite find it through text search.

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Answer 1

This is a Serbian "conformity mark", mostly equivalent to the European "CE" sign (that is, both have the same requirements).

• http://www.bsccentar.rs/index.php?page=tria_eng
• http://www.ratel.rs/regulations/rtte/about_rtte.582.html