I wore five devices two nights and four the next three, on what ended up with some unusual nights, and below the results.
Continue reading “Sleep test, 4½ devices, five a bit unusual nights”
Month: October 2025
ER08, smartring with ECG, Review
The ER08 is a many ways nice smart-ring, unfortunately offering very coarse monitoring only., limiting the target group of users drastically.
Its claim to fame is ECG as indicated by the small drawing on the ring.