Article 41 3.

Importers shall indicate on the battery their name, registered trade name or registered trade mark, their postal address, indicating a single contact point, and, if available, web and email address. Where that is not possible, the required information shall be provided on the packaging or in a document accompanying the battery. The contact details shall be in a language or languages which can be easily understood by end-users, as determined by the Member State in which the battery is to be made available on the market, and shall be clear, understandable and legible.