I have a 47mm fenix 8,
is the sensor on the back the square bit or is it the whole round bump with the mirrored finish around the square?
if its the latter what does the mirrored round bit around the square do?
I have a 47mm fenix 8,
is the sensor on the back the square bit or is it the whole round bump with the mirrored finish around the square?
if its the latter what does the mirrored round bit around the square do?
