Rogbid VitalRing brings on-demand ECG to a five-gram titanium ring
Rogbid's VitalRing adds on-demand ECG to the standard smart ring tracking list, in a five-gram titanium band rated for 8 to 10 days per charge, at $129.99.
We haven't written up this one. The Gadgeteer has the full story — the link below goes straight to it.