::: Ah, got it. So basically some cheap devices basically don't do PPG at all but rather make up the numbers just based on how much movement the accelerometer registers. - [[User:Gedankenstuecke|Gedankenstuecke]] ([[User talk:Gedankenstuecke|talk]]) 07:31, 6 July 2022 (UTC) | ::: Ah, got it. So basically some cheap devices basically don't do PPG at all but rather make up the numbers just based on how much movement the accelerometer registers. - [[User:Gedankenstuecke|Gedankenstuecke]] ([[User talk:Gedankenstuecke|talk]]) 07:31, 6 July 2022 (UTC) |