Amazfit Helio Ring

Empowering Your Rise to Excellence.

When you're competing at the highest level, every percentage point, every fraction of a second, can prove the difference between victory and second place. Crafted for elite athletes, the Amazfit Helio Ring recognises that optimal performance is fueled by quality recovery. From your training load, to your sleep quality, to the mental side of your game, this smart ring is the ultimate in athletic recovery analysis and guidance.

Highlights

Crafted for the Best
Incredibly lightweight and made from skin-friendly titanium alloy, the Amazfit Helio Ring is the ideal sleep tracker for athletes looking to monitor their recovery in comfort.

Recover Smarter, Achieve More.
What you do off the field is just as important as what you do on it. Make sure you're getting the quality rest you need with the Amazfit Helio Ring.
Compact and lightweight, it's both incredibly comfortable to wear all night, and packed with advanced sensors which hug your finger for astounding data precision.

Perform Like a Champion
More than just a sleep tracker, this smart ring is an elite athlete training tool that acts as your very own personal sports scientist.

Product Video

Zepp App

No Subscriptions Needed
The core experience of the Zepp App is entirely free. View health and fitness data tracked by your Amazfit device, get readiness and recovery insights, download software upgrades, import maps and route files - all for free.
Compatible with iOS and Android
No matter which operating system your phone uses, the Zepp App keeps all your data right at your fingertips. So even if you change your phone, you'll always be able to connect to your Amazfit device and access your health and fitness data easily. 
Industry-Leading Data Protection
Amazfit does not sell user data, period. They use Amazon Web Services (AWS) to ensure the highest level of data security. All cloud-stored data is encrypted and fully GDPR compliant, for your peace of mind.

General Specification

Type:	Smart Ring
Weight:	Incredibly light at less than 4 grams and very slim at 2.6 mm
Dimensions:	Width: 8 mm S: Size 8 – 3.65 g M: Size 10 – 3.75 g L: Size 12 – 3.82 g
Material:	Outer ring: Titanium alloy Inner ring: Resin
Level of water resistance:	Water resistance 10 ATM
Battery:	Up to 4 days
Coaching:	Your ring manages your data: VO₂ Max, Training Load, and Training Effect
Parameter measurement:	Evaluates the quality of your night-time sleep
Colour:	Titanium
Warranty:	2 years
Water Resistant Grade:	ATM
Sensors:	Compact and lightweight, it’s both incredibly comfortable to wear all night and features advanced sensors that hug your finger for amazing data accuracy. PPG biotracker™ heart rate sensor (1 bi-colour LED + 2pd) Temperature sensor EDA stress response monitoring Triaxial acceleration sensor Three-axis gyroscope Monitoring heart rate, SpO₂ and stress
Sleep quality monitoring:	Sleep stages (including REM) Daytime naps Quality of breathing during sleep Sleep score
Track and share your performance:	Tracking sports data Achievements in race prediction Synchronising data with fitness applications
Supported devices:	Android 7.0 and above, iOS 14.0 and above
Connection and compatibility:	Bluetooth LE - Android 7.0 and above, iOS 14.0 and above
Packing list:	Ring, Wireless charger, Instruction manual
Style code:	146-W2321+