Amazfit Helio Health Tracking Smart Ring (Size 10) – Titanium

The Amazfit Helio Ring is a lightweight titanium smart ring built to track sleep, recovery,it delivers continuous heart rate, blood-oxygen, and HRV monitoring through a finger-worn sensor array designed for around-the-clock comfort. Every morning, the ring calculates a personalized Readiness score so you know whether to push hard or prioritize recovery.

Key Features

• Titanium Alloy Construction — The outer shell is crafted from lightweight, skin-friendly titanium alloy, keeping the ring durable and comfortable for continuous day-and-night wear.
• Readiness Score (BioCharge) — Combines resting heart rate, HRV, breathing quality, and sleep temperature into a single morning score that tells you whether your body is ready to train or needs rest.
• Advanced Sleep Tracking — Monitors sleep stages including light, deep, and REM sleep, along with breathing quality and sleep heart rate variability for detailed recovery insights.
• EDA Stress Sensor — An electrodermal activity (EDA) sensor paired with HRV data tracks physical indicators of emotional and stress states throughout the day.
• Heart Rate & Blood-Oxygen Monitoring — A PPG sensor continuously tracks heart rate and SpO2, feeding fitness metrics like VO2 Max through the companion app.
• 10 ATM Water Resistance — Rated for swimming and everyday water exposure, so the ring stays on through workouts, showers, and daily activity.
• Up to 4-Day Battery Life — A compact 16.5–20.5mAh battery (varies by ring size) delivers multiple days of tracking on a single charge, with a fast charging dock included.