Garmin Fenix tricked into reading external efficiency metrics

[Redaktion]

A developer has demonstrated that Garmin Fenix smartwatches can be made to accept running efficiency metrics from external ESP32 or nRF52832-based devices, bypassing parts of Garmin's tightly controlled sensor ecosystem. This may open up the way for makers to build unofficial Garmin-compatible accessories.

https://www.notebookcheck.net/Garmin-Fenix-tricked-into-reading-external-efficiency-metrics.1318402.0.html