Cap - stylus for capacitive screens

As you know, capacitive touch screens use the fact that high-capacity items (including you and I) carry alternating current. So, in order to make the stylus work, it is necessary that the tip of the stylus is electrically connected to the body.

The idea is simple: we take a metal ballpoint pen, and on one of its tips we insert this cap:


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It is made of a small cloth soaked in very salty water, covered with a thin plastic film, and fixed on the handle with black electrical tape.



Video demonstration of the work:


PS American, who survived the operation on the thumb , is dedicated.