The 'Cadmium free' logo applies to electronic displays free of Cadmium in any homogeneous material part of the product, while the 'Cadmium inside' logo applies to displays that contain Cadmium in the screen panel, for example quantum dot displays.
Disclaimer: Please note that the European Commission cannot provide a legally binding interpretation of the EU legislation, as this is the sole competence of the European Court of Justice. Any remarks from the European Commission services are without prejudice to the position the Commission might take should related cases arise in a procedure before the Court of Justice.