ESPNOW doesn't need WiFi, it…
ESPNOW doesn't need WiFi, it just uses the 2.4Ghz radio Mesh…
There will be GPIOs exposed, you…
There will be GPIOs exposed, you could add a module.…
SL will have U.FL connector…
SL will have U.FL connector for the WiFi antenna. You could cut the case and connect something else else.