User Interface: Although not mandatory, manufacturers are strongly recommended to design products in accordance with the Power Control User Interface Standard – IEEE 1621 (formally known as ‘Standard for User Interface Elements in Power Control of Electronic Devices Employed in Office/Consumer Environments’).
Interface utilisateur: bien que cela ne soit pas obligatoire, il est vivement recommandé aux fabricants de concevoir des produits conforme à la norme de contrôle de la consommation des interfaces utilisateurs — IEEE 1621 (dont le nom officiel est «Standard for User Interface Elements in Power Control of Electronic Devices Employed in Office/Consumer Environments»).
