This USB micro B "JIG" Dummy Plug is a small, handy device for those interested in debugging their smartphones or other devices that use the ID pin #4 for a special signal. This plug has a 300K resistor from the ID pin to ground, which can be used to resuscitate Samsung S4, S5, S6 and possibly others by putting into an emergency repair mode. https://elecena.pl/product/20236589/usb-micro-b-jig-dummy-plug 2022-02-04 https://elecena.pl/product/20236589/usb-micro-b-jig-dummy-plug 2026-03-17