Heart ring
RingConn Gen2 Smart Ring
2024, 2.9 mm, 10, 11, 12, 13, 14, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 15, Temperature sensor, Built-in heart rate monitor, Sleep measurement, Stress level, Heart Rate Variability, Blood oxygen
from
£239.00
Oura Ring 4 Smart Ring
2024, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, Temperature sensor, Built-in heart rate monitor, Pedometer, GPS, Sleep measurement, Blood oxygen
from
£199.99
Samsung Galaxy Ring
12, 2024, Temperature sensor, Built-in heart rate monitor, Pedometer, Sleep measurement, Blood pressure measurement, Stress level, Heart Rate Variability, Blood oxygen
from
£123.97
Ultrahuman Ring Air Smart Ring
2023, 2.8 mm, 6, 7, 8, 9, 10, 11, 12, 13, 14, Temperature sensor, Built-in heart rate monitor, Sleep measurement, Heart Rate Variability, Blood oxygen
from
£249.00
Colmi R02 Smart Ring
2.7 mm, Built-in heart rate monitor, Sleep measurement, Blood oxygen
from
£22.49
£0.98
at Amazon Marketplace
