Refer to the size chart provided and carefully measure the circumference of your finger before purchasing to ensure a comfortable fit and avoid returns.

Yes, the ring connects via Bluetooth and syncs health data with apps available on both the Apple App Store and Google Play Store, compatible with iOS and Android.

It tracks heart rate, heart rate variability (HRV), blood oxygen saturation, sleep quality including deep and light sleep, and provides fitness management.

Yes, it is made with a wear-resistant ceramic outer layer and is waterproof, designed to withstand daily use without rust or scratches.

It has vibration alerts for calls and reminders, an SOS function for emergencies, family health data sharing, and a slide function to control music or pages without touching devices.