The technology consists of three components: the implanted sensor, a reader placed on the surface of the skin, and the software that allows the reader to send the collected data via Bluetooth to your phone or tablet, which in turn can be connected to other online sources such as your doctor’s website  https://beforeitsnews.com/alternative/2020/09/bio-integrated-humanity-darpa-injectable-biosensors-with-hydrogel-3731885.html