BENIO Smart Health Ring for Women Men Fitness Tracker with Heart Rate, Blood Oxygen, Sleep Monitoring, Step Counting, 5ATM Waterproof for iOS and Android, No APP Fee, Sliver 7.5

Product description

Size before you buy

The Benio Sizing Kit is the best way to ensure an accurate experience.If you prefer not to use the kit, please refer to the size chart and measure your finger circumference for a more comfortable fit.

1 Haert Rate

2 Blood Oxygen

3 Period Health

【Find Your Fit First】Before purchasing Benio, we recommend ordering our sizing kit to try on. If you prefer not to use the kit, please refer to the size chart and measure your finger circumference for a more comfortable fit.