# Smart ring Amazfit Ultrahuman AIR Space Silver size 13 — wearable health & sleep tracker

**URL:** https://aio.lv/en/product--amazfit-uhra-as-13-eul7--12270127
**Data updated:** 2026-04-16 14:16 (EEST)
**Category:** Smart rings
**Manufacturer:** Amazfit
**Manufacturer code:** UHRA-AS-13-EUL7
**EAN:** 8906184873923
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 323.99 €
**Prices and availability valid until:** 2026-07-22 23:59
**Price without VAT (21%):** 267.76 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--amazfit-uhra-as-13-eul7--12270127

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.07.2026 | free |
| Pickup points | 14.07.2026 | 1.89 EUR |
| Courier delivery to door | 14.07.2026 | 4.99 EUR |

## Summary description

Amazfit Ultrahuman AIR Smart Ring in Space Silver, size 13, is a wearable health and sleep tracker designed to continuously monitor biometrics. The ring tracks sleep patterns, activity and recovery metrics, and provides on-device sensing for daily wellness insights. Lightweight and discreet, it suits users who want hands-free tracking for sleep analysis, recovery monitoring and general fitness awareness.

## Long description

The Amazfit Ultrahuman AIR Smart Ring in Space Silver, size 13, is a wearable health and sleep tracker designed to provide continuous, fingertip-based biometric monitoring. Lightweight and discreet, the ring collects data on sleep stages, heart rate variability (HRV), skin temperature and activity to deliver daily wellness insights and a Recovery Score. Its compact metal design and hypoallergenic inner lining make it suitable for all-day and overnight wear while providing precise sensor readings from the finger.
Advantages
The smart ring leverages fingertip blood flow and arteriole density to deliver higher-precision readings compared with many wrist-based devices, improving accuracy for sleep staging, HRV and temperature trends. At approximately 2.4 grams it is notably lightweight and unobtrusive, enabling continuous monitoring without affecting comfort. On-device sensing combined with paired app analytics offers a Recovery Score and Sleep Index for straightforward interpretation of physiological data.
Suitable for
Users who want detailed sleep analysis and an easy-to-read Sleep Index.
Individuals tracking recovery, HRV and readiness for training.
People preferring a discreet, non-wrist wearable for continuous biometrics.
Anyone monitoring skin temperature changes related to fitness, stress or illness.
When it may not be suitable
The ring is intended for biometric monitoring and wellness insights rather than medical diagnosis; it should not replace professional medical devices or clinical evaluation. Users who need on-demand, large-screen dashboards or advanced multi-sensor sports metrics (such as detailed GPS routes) may find the ring’s capabilities complementary but not fully sufficient for those specific use cases.
Key specifications
Form factor: compact metal smart ring, Space Silver finish, size 13
Weight: approximately 2.4 grams for minimal on-finger presence
Sensors: fingertip optical/photoplethysmography for heart rate and HRV, skin temperature sensing
Primary measurements: sleep stages and Sleep Index, heart rate variability (HRV), resting heart rate, skin temperature, activity tracking
Battery: Lithium Polymer (LiPo) cell, nominal capacity 24 mAh; typical multi-day use between charges
Connectivity: Bluetooth for pairing with mobile device and app synchronization
Materials: hypoallergenic inner lining for extended comfortable wear
How to use
Wear the ring on a finger that provides a comfortable fit and consistent contact with the skin; ensure the inner surface sits flush against the finger for reliable sensing. Pair the ring with the compatible mobile app via Bluetooth, follow the app setup flow to configure personal profiles and allow background syncing. For sleep analysis, wear the ring overnight; for recovery and daytime monitoring, keep it on throughout the day. Regularly recharge the ring following the manufacturer’s guidance to maintain continuous data collection.
What to consider before purchase
Determine the correct ring size (size 13 in this model) to ensure sensor contact and comfort.
Understand that the device provides wellness insights and is not a medical diagnostic tool.
Check smartphone compatibility for Bluetooth pairing and availability of the required mobile app.
Be prepared to charge the ring periodically; battery life depends on usage patterns.
Usage recommendations
To obtain consistent sleep and recovery metrics, wear the ring continuously for several nights to allow the app to establish baseline patterns, keep the finger and sensor areas clean, and sync regularly to ensure the app receives the latest data and personalized nudges.

## Specifications

| Feature | Value |
|---|---|
| Battery technology | Lithium Polymer (LiPo) |
| Form factor | Round |
| Battery capacity | 24 mAh |
| LED indicators | Y |
| Width | 81 mm |
| Depth | 81 mm |
| Product colour | Silver |
| Cables included | USB Type-C to USB Type-C |
| Bluetooth | Yes |
| Device type | Smart ring activity tracker |
| Control type | Wireless |
| Charging time | 3 h |
| Touchscreen | No |
| Rechargeable battery | Yes |
| Housing material | Resin |
| Heart rate monitor | Yes |
| Mobile operating systems supported | Android 12.0, Android 8.0, Android 10.0, Android 9.0, Android 11.0, Android 13.0, iOS 15, iOS 16, Android 6.0, Android 7.0 |
| Display type | No |
| Motion sensor | Yes |
| USB charger included | Yes |
| Charging source | Wireless |
| Pedometer | Yes |
| Battery life | 6 day(s) |
| Active minutes | Yes |
| Quality of sleep | Yes |
| Hours slept | Yes |
| Bluetooth Low Energy (BLE) | Yes |

## FAQ

### How much does the Amazfit Ultrahuman AIR Smart Ring size 13 cost, and is it available for purchase?

The price is 323.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 5 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 09.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can Amazfit Ultrahuman AIR Smart Ring size 13 be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Amazfit products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Amazfit service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/12270127/68193684_large.webp