I tried about four different stylus types before settling on the smallest, thinnest one of the bunch. Cannot remember the name or model but I just went to the local office supply store and they had all kinds of them to choose from. Mine looks almost exactly like the one Martin Pickering uses when doing his videos. He has some really good videos on PowerBox stuff of all kinds;
https://www.youtube.com/@MartinPickering-PickeringRC