# Commission Delegated Regulation (EU) No 626/2011 of 4 May 2011 supplementing Directive 2010/30/EU of the European Parliament and of the Council with regard to energy labelling of air conditioners, Division (3): The image used for accessing the label in the case of nested display shall:

Extent: E+W+S+N.I.

(a) be an arrow in the colour corresponding to the energy efficiency class of the product on the label;
(b) indicate on the arrow the energy efficiency class of the product in white in a font size equivalent to that of the price; and
(c) have one of the following two formats:

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Source: https://www.legislation.gov.uk/eur/2011/626/annex/IX/division/3 (the official version)
Page: https://openlegislation.uk/eu-regulation-2011-626/annex-IX/division-3
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.