Also known as Warsteiner Premium Radler Zitrone
Commercial description
Der frische Klassiker - mildherb, erfrischend, zitronig. Biermischgetränk aus 50% Bier und 50% Zitronen-Limonade (Alster/Radler).
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Warsteiner Premium Radler Zitrone

The brewer markets this same or near-same product by more than one names. This can be the result of a brewer distributing this beer under different names in different countries, or the brewer simply changing the name, but not the recipe at different points in time.