AMAZFIT HELIO RING

Slim, lightweight smart ring with in-depth recovery tracking made for elite performance.

• Build & Design:
Titanium alloy exterior, resin interior; 8 mm width, 2.6 mm thickness; sizes 8, 10, 12 (weights: 3.65–3.82 g) 

• Water Resistance & Durability:
10 ATM certified for swimming and showers; titanium is scratch‑resistant and military‑grade tough 

• Sensors & Measurements:
BioTracker™ PPG (dual‑LED + 2PD), temperature sensor, EDA, 3‑axis accelerometer & gyroscope; tracks HR, HRV, SpO₂, stress, sleep stages, readiness, steps 

• Battery & Charging:
16.5–20.5 mAh depending on size; wireless charging puck (≈1 hr 40 min); typical battery life up to 4 days 

• App & Integration:
Syncs via Zepp app (Android 7+/iOS 14+); free Zepp Aura and Fitness insights included; syncs readiness, recovery, sleep to Amazfit watches & major fitness platforms 

• Use Case:
Designed as a recovery-first companion to smartwatches—track sleep and readiness without wearing a watch during non-training hours