 
Size 12-27.3mm Diameter
Feature Highlights
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              Own Your RecoveryIn-Depth Sleep Monitoring Mental & Physical Readiness Analysis Sleep RHR and HRV Tracking 
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              Form a Winning EcosystemWorkout with Your Amazfit Smartwatch Recover with Your Amazfit Helio Ring View All Your Data in One App 
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              Crafted for ChampionsSkin-Friendly Titanium Alloy Ultra Lightweight & Super Slim 10 ATM Water-Resistance 
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              Your Premium Power-UpFast Wireless Charging 
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              Become Elite in Mind & BodyHeart Rate, SpO₂ & Stress Tracking EDA Stress Response Monitoring 
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              Track & Share Your PerformanceSports Data Tracking Race Prediction Achievements Sync Data to Fitness Apps 
No Subscriptions Required
Start breaking limits with your Amazfit Helio Ring, right out the gate. There's no need to pay for extra subscriptions or services to enjoy your smart ring to the fullest.
 
Recover Better, 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.
 
Hone Your Body, Prime Your Mind
After a day of intense exercise, wear your Amazfit Helio Ring while you sleep.
In the morning, you'll get a Readiness score based on your sleep resting heart rate, sleep heart rate variability, breathing quality, and temperature.
This score and accompanying insight¹ sum up your mental and physical recovery, so you'll know whether to leap into action or plan some time to relax.
Your Personal Sleep Coach
Maximize your recovery with Zepp Aura³ - now free for Amazfit Helio Ring users. Give your recovery an extra power-up, with:
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               Customized sleep sounds that intelligently adjust based on your how your body responds. Customized sleep sounds that intelligently adjust based on your how your body responds.
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               Detailed weekly and monthly sleep reports with sleep health assessments and powerful insights. Detailed weekly and monthly sleep reports with sleep health assessments and powerful insights.
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               Access to an AI chatbot, which proactively analyzes your sleep, and answers your wellness questions. Access to an AI chatbot, which proactively analyzes your sleep, and answers your wellness questions.
Enhance Your Amazfit Experience
 
Your Premium Power - Up
- Battery Life: Up to 4 days
- Charging Method: Wireless charging
- Charging Duration: Around 1 hour 40 minutes
 
Keep Your Head in the Game
Tracking your emotions can help you spot things that knock you off your game.
The Amazfit Helio Ring monitors physical indicators of emotional states with its electrodermal activity (EDA) sensor, and combines that with your heart rate variability (HRV) to detect changes in your daily and weekly expression of emotions.
In the Zepp App, log whether the detected emotion accurately matches how you're feeling. The more you log, the more accurately your summary will reflect your emotional state.
Note: This function needs to be installed via software update. Auto Emotion Monitoring needs to be enabled in the Zepp App, and may result in shorter battery life.
 
Keep Your Finger on the Pulse of Health
As a smart wearable worn on the finger, the Amazfit Helio Ring can read your pulse clearer for even more accurate⁷ heart rate, blood-oxygen and stress tracking.
As a result, you'll have an even clearer picture of your mental and physical recovery. It's an elite health tracker for elite athletes.
Measurement Methods
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                        Cut a strip of paper long enough to fit around your index finger.
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                        Wrap the paper around the finger for a natural fit, not too tight. Aim for a comfortable yet snug fit.
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                        Use a pen to mark the point where the paper overlaps.
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                        Straighten the paper strip and measure the length from tip to pencil mark. The result is your ring size measurement.
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                        Wrap a piece of thin string around the widest part of your index finger - avoid using string that's made from overly stretchy material.
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                        Wrap the string around the finger, keeping it snug but not too tight. Make a mark with a pen where the ends of the string overlap.
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                        Lay the string flat, then use a ruler to measure from one end of the string to the marked point.
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                        Compare this measurement with the ring size chart to find the corresponding size.
| Size | Finger Circumference (inch) | Finger Circumference (mm) | 
|---|---|---|
| 8# | 2.37 | 60.3 | 
| 10# | 2.6 | 66 | 
| 12# | 2.8 | 71.3 | 
Frequently Asked Questions
                  
                    
                    
                      Does the Helio Ring work with Apple iPhone and Android mobile phones / devices?
                    
                  
                  
                    
                      
                      
                    
                  
                
                Does the Helio Ring work with Apple iPhone and Android mobile phones / devices?
Yes, most Amazfit devices are compatible with both Apple iOS and Samsung, Google or other Android OS based mobile phones.
                  
                    
                    
                      How to Monitor Your Sleep with the Amazfit Helio Ring?
                    
                  
                  
                    
                      
                      
                    
                  
                
                How to Monitor Your Sleep with the Amazfit Helio Ring?
Simply wear the Helio Ring while sleeping, and it will automatically track your sleep. You can check your sleep duration, stages (including light, deep, and REM sleep), sleep score, naps, and more in the Zepp App.
To get the most accurate results:
Enable Assisted Sleep Monitoring: This helps track REM sleep more precisely.
Turn on Sleep Breathing Quality Monitoring: When the system detects you're wearing the ring during sleep, it will automatically assess your breathing quality to give you deeper insights into your sleep health.
To adjust these settings:
Open the Zepp App → Go to Profile → Select Amazfit Helio Ring → Tap Health Monitoring.
                  
                    
                    
                      How long does the Amazfit Helio Ring battery last?
                    
                  
                  
                    
                      
                      
                    
                  
                
                How long does the Amazfit Helio Ring battery last?
Typical Usage Scenario Battery Life⁹: Up to 4 days
                  
                    
                    
                      How long does it take the Helio Ring to charge?
                    
                  
                  
                    
                      
                      
                    
                  
                
                How long does it take the Helio Ring to charge?
The Helio Ring takes about 1 hours 40 minutes to fully charge from empty. Once fully charged the battery life on the Helio Ring will last up to 4 days.
                  
                    
                    
                      Is the Helio Ring waterproof? If so, how deep can it go?
                    
                  
                  
                    
                      
                      
                    
                  
                
                Is the Helio Ring waterproof? If so, how deep can it go?
The Helio Ring is water resistant up to 100 meters or 328 feet in static water pressure.
                  
                    
                    
                      Why doesn't the Helio Ring package include a USB-C cable?
                    
                  
                  
                    
                      
                      
                    
                  
                
                Why doesn't the Helio Ring package include a USB-C cable?
Amazfit is committed to sustainability, striving to minimize environmental impact and promote waste reduction across its products and operations. Many users already have an extra unused USB-C cable. If you do not have one, please reach out to our Customer Support at support.na@amazfit.com
                  
                    
                    
                      My Amazfit device's Bluetooth keeps disconnecting from my mobile device, how do I fix this?
                    
                  
                  
                    
                      
                      
                    
                  
                
                My Amazfit device's Bluetooth keeps disconnecting from my mobile device, how do I fix this?
If your Amazfit device's Bluetooth keeps disconnecting from your mobile device, please ensure that both the Zepp app and your device's operating system are up to date. For further assistance, contact support at support.na@amazfit.com.
Tech Specs
                  
                    
                    
                      Design
                    
                  
                  
                    
                      
                      
                    
                  
                
                Design
- Colors: Titanium
- Dimensions: 8mm – Width; 2.6mm - Thickness
- Weight: Size 8 – 3.65g; Size 10 – 3.75g; Size 12 – 3.82g
- Body Material: Outer ring: Titanium alloy; Inner ring: Resin
- Water-resistance Grade: 10ATM⁸
                  
                    
                    
                      Battery
                    
                  
                  
                    
                      
                      
                    
                  
                
                Battery
- Battery Capacity (rated value):
Size 8: 16.5 mAh
Size 10: 18.5 mAh
Size 12: 20.5 mAh
- Charging Method: Wireless charging
- Theoretical Charging Duration: Approx. 1 hour, 40 minutes
- Typical Usage Scenario Battery Life⁹: Up to 4 days
                  
                    
                    
                      Sensors
                    
                  
                  
                    
                      
                      
                    
                  
                
                Sensors
- Health:
 BioTracker™ PPG heart rate sensor (1 dual-color LED + 2PD); Temperature sensor; EDA sensor
- Movement: 3-Axis Acceleration Sensor; 3-Axis gyroscope
- Connection: BLE
                  
                    
                    
                      Packing List, Supported Devices & Application
                    
                  
                  
                    
                      
                      
                    
                  
                
                Packing List, Supported Devices & Application
- Packing List:
 Ring
 Wireless Charger
 Instruction manual
- Supported Devices:
 Android 7.0 and above, iOS 14.0 and above
- Application: Zepp App
Sports & Health Features
                  
                    
                    
                      Sports Features
                    
                  
                  
                    
                      
                      
                    
                  
                
                Sports Features
- Sports Coach: Zepp Coach™ Premium
- Advanced Running Support: Race achievement predictions
- Sync to 3rd Party Fitness Apps:
 adidas Running
 Strava
 komoot
 Relive
 Google Fit
 Apple Health
- Sports Modes: 4
                  
                    
                    
                      Health Features
                    
                  
                  
                    
                      
                      
                    
                  
                
                Health Features
- Readiness:
 Readiness score
 Readiness insights
- Health Monitoring:
 Heart rate
 Blood-oxygen saturation
 Stress level
- Sleep Quality Monitoring:
 Free Zepp Aura Membership
 Sleep stages (including REM)
 Daytime naps
 Sleep breathing quality
 Sleep score
- Other Health Features:
 PAI health assessment system
 Heart rate recovery
 Menstrual cycle tracking
List of Smartwatches that Support Data Fusion
                  
                    
                    
                      Performance Series
                    
                  
                  
                    
                      
                      
                    
                  
                
                Performance Series
Amazfit Cheetah Pro
Amazfit Cheetah Pro Kelvin Kiptum Commemortive Edition
Amazfit Cheetah (Round)
Amazfit Cheetah (Square)
Amazfit Falcon
                  
                    
                    
                      Adventure Series
                    
                  
                  
                    
                      
                      
                    
                  
                
                Adventure Series
Amazfit T-Rex 3
Amazfit T-Rex Ultra
Amazfit T-Rex 2
Amazfit T-Rex Pro
Amazfit T-Rex
                  
                    
                    
                      Lifestyle Series
                    
                  
                  
                    
                      
                      
                    
                  
                
                Lifestyle Series
Amazfit Balance
Amazfit Active
Amazfit Active Edge
Amazfit GTR 4 Limited Edition
Amazfit GTR 4
Amazfit GTS 4
Amazfit GTR Mini
Amazfit GTS 4 Mini
Amazfit GTR 3 Pro Limited Edition
Amazfit GTR 3 Pro
Amazfit GTR 3
Amazfit GTS 3
Amazfit GTR 2
Amazfit GTS 2
Amazfit GTS 2 mini
Amazfit GTR
Amazfit GTS
                  
                    
                    
                      Essential Series
                    
                  
                  
                    
                      
                      
                    
                  
                
                Essential Series
Amazfit Bip 5
Amazfit Bip 5 Unity
Amazfit Bip 3 Pro
Amazfit Bip 3
Amazfit Bip U Pro
Amazfit Bip U
Amazfit Band 7
Amazfit Band 5
                  
                    
                    
                      Zepp Series
                    
                  
                  
                    
                      
                      
                    
                  
                
                Zepp Series
Zepp Z
Zepp E
Collapsible content
                  
                    
                    
                      Notes
                    
                  
                  
                    
                      
                      
                    
                  
                
                Notes
1. Size 10 weighs approximately 3.8g, while size 12 weighs approximately 4g.
2. Sleep monitoring can record night sleep and naps that last more than 20 minutes. Sleep Breathing Quality tracking needs to be enabled in the Zepp App or in the settings of the watch's Sleep feature.
3. Readiness insights require subscription to Zepp Aura.
4. Zepp Aura and Zepp Fitness Membersihp are available for users with Zepp App accounts registered in Albania, Austria, Belarus, Belgium, Bosnia and Herzegovina, Bulgaria, Canada (Zepp Aura only), Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Italy, Latvia, Lithuania, Luxembourg, Malta, Moldova, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland, Serbia, Republic of Ireland, Romania, Turkey, Ukraine, the United Kingdom, and the United States. Its contents and any information provided should not be considered medical advice.
5. At least one 3km run must be completed in order to obtain performance prediction data. Predictions can be provided for the following race types: 3km race, two-mile race, three-mile race, 10km, half marathon, and full marathon.
6. Connection to these apps may depend on your location and smartphone device.
7. This product and the Zepp App are not medical devices and cannot be used for medical purposes, or as basis for diagnosis of any medical condition. Detection results are provided for reference only. Please consult professional medical institutions if you feel unwell. 24-hour monitoring of heart rate and blood-oxygen saturation (SpO₂) need to be enabled in the Zepp App. For heart rate monitoring, the user must enable Auto Heart Rate Monitor in the Zepp App, and the minimum value can be set to 5 minutes. Abnormal heart rate alerts and the preset value need to be set in the Zepp App. Movement, and environmental and physical characteristics can affect speed and accuracy of monitoring. The 24-hour stress level monitoring needs to be enabled in the Zepp App.
8. According to the ISO 22810:2010 standard, the Amazfit Helio Ring achieves a rating of 10 ATM, for a water-resistance of up to 100 meters, and is therefore suitable for splashes, snow, showering, swimming, and some high-speed water sports. It has passed third-party testing conducted by SGS, and the report number is SHES230601249871. Remove the ring when taking a hot shower or trip to the sauna. For more information, please visit the support page at: support.amazfit.com
9. The battery life may vary according to the settings, operation conditions and other factors. So the actual result may differ from the laboratory data. Battery life results are based on the default settings: heart rate monitoring is enabled and measures at 10-minute intervals, assisted sleep monitoring is enabled, sleep breathing quality is disabled, stress monitoring is enabled and measures at 10-minute intervals, blood-oxygen monitoring is disabled.
                  
                    
                    
                      Statements
                    
                  
                  
                    
                      
                      
                    
                  
                
                Statements
The product images and screen content shown above are for reference purpose only. The actual product (including but not limited to its appearance, color and size) and screen display content (including but not limited to the background, UI and graphics) may differ slightly. 
The data that is provided on this page without a specified source is taken from internal laboratories or supplier data, and has been obtained under a specific test environment. The product's actual performance may differ slightly due to product individual differences, software versions, usage conditions and environmental factors.
To provide product information, specifications and characteristics as accurately as possible, our company may adjust and revise the text descriptions, images and other content in the above pages at any time. Due to real-time changes in product batches and production-supply factors, we may modify the above information as required without providing a special notice. 
The radio waves generated by the equipment may affect the normal operation of implanted medical equipment or personal medical equipment, such as pacemakers and hearing aids. If you use these devices, please consult their manufacturers for restrictions on using this device.
The product should not be worn in environments with strong magnetic fields such as MRI machines or medical imaging machines, as they may cause damage to the watch.
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