2nd bought Perfect my use (IPAD) - Using the iPad as blocnote (with GoodNote), fine and precise as writing for sketches Small DEAUT, the cap is easy to lose (unscrewed from alone) and difficult to find spares (not clear on the site for chosir one that matches the model) No scratches on the screen (with film) Does not seem to work with all kinds of tablets (Acer for example), not tried with Samsung