@Wayne-TP I would like to add a physical already existing switch/button to press and use it e.g. like a roundcall or doorbell or break-bell (in shool). YES I would modify the tapo-product if needed....

Dear Community, maybe someone can help ... I'm looking for a switch or button which is really having such a hardware-button or hardware-switch inside and not a hall-sensor. Does someone know such a...