# Smart ring activity tracker Ultrahuman Ring Air Size 05 — Matt Grey, 6-day battery, LiPo 24 mAh

**URL:** https://aio.lv/en/product--ultrahuman-uhra-mg-05--12007630
**Data updated:** 2026-03-23 16:06 (EET)
**Category:** Smart rings
**Manufacturer:** Ultrahuman
**Manufacturer code:** UHRA-MG-05
**EAN:** 8908022329999
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 399.99 €
**Prices and availability valid until:** 2026-07-25 23:59
**Price without VAT (21%):** 330.57 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--ultrahuman-uhra-mg-05--12007630

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | Tuesday | free |
| Pickup points | 03.07.2026 | 1.89 EUR |
| Courier delivery to door | 03.07.2026 | 4.99 EUR |

## Summary description

Ultrahuman Ring Air is a smart ring activity tracker in a round form factor, Size 05 in matt grey. It provides up to 6 days of battery life powered by a 24 mAh Lithium Polymer (LiPo) cell. Compatible with Android and iOS 15, the device is designed for continuous activity and sleep monitoring, daily wear and lightweight biometric tracking.

## Long description

The Ultrahuman Ring Air Size 05 in Matt Grey is a compact smart ring activity tracker designed for continuous biometric monitoring with minimal weight and a discreet round form factor. Weighing approximately 2.4 g and measuring about 2.4 mm in thickness, the ring is intended for daily wear and non-intrusive tracking of activity, sleep, temperature and heart-related metrics. Powered by a 24 mAh Lithium Polymer cell, the device provides up to 6 days of battery life and is compatible with Android and iOS 15 for data sync and insights.
Advantages
The ring combines a very light and slim construction with sensors for heart rate, sleep analysis and skin temperature, enabling continuous monitoring without the bulk of a wrist wearable. Its discreet design supports all-day use and sleep tracking while the multi-day battery reduces the need for frequent charging. Integrated features such as sleep index, movement index, temperature tracking and HRV-related recovery insights deliver concise biometric signals suitable for daily wellbeing tracking.
Suitable for
Users who prefer a low-profile wearable for continuous activity and sleep monitoring
People seeking lightweight biometric tracking without a smartwatch
Those who want multi-day battery life for less frequent charging
Individuals tracking sleep quality, resting heart rate, skin temperature and recovery metrics
Key specifications
Form factor: round smart ring, matt grey finish
Weight: approximately 2.4 g
Thickness: approximately 2.4 mm
Battery type: Lithium Polymer (LiPo), 24 mAh
Battery life: up to 6 days
Connectivity: Bluetooth (compatible with Android and iOS 15)
Tracking capabilities: continuous activity monitoring, sleep tracking, heart rate measurement, skin temperature monitoring, movement and HRV-derived recovery insights
How to use
Place the Ultrahuman Ring Air on the finger corresponding to Size 05 and ensure a comfortable fit that allows sensors to maintain skin contact. Pair the ring with a compatible Android or iOS 15 device via the Ultrahuman app using Bluetooth to enable data synchronization and access to sleep, movement, temperature and heart-rate related metrics. Wear the ring throughout the day and night for continuous monitoring; charge it when the app indicates low battery to maintain up to six days of typical operation between charges.
Usage recommendations
For best results, wear the ring continuously, including during sleep, and keep the device clean and dry. Ensure the ring fits snugly but comfortably so sensors maintain good contact with the skin. Use the Ultrahuman app to view the Sleep Index, Movement Index and HRV insights and to receive personalized nudges and alerts. Charge the ring before extended periods without device access to preserve continuous tracking.

## Specifications

| Feature | Value |
|---|---|
| Battery technology | Lithium Polymer (LiPo) |
| Form factor | Round |
| Battery capacity | 24 mAh |
| Product colour | Grey |
| Bluetooth | Yes |
| Device type | Smart ring activity tracker |
| Charging time | 3 h |
| Touchscreen | No |
| Rechargeable battery | Yes |
| Heart rate monitor | Yes |
| Mobile operating systems supported | iOS 15, Android |
| Display type | No |
| Motion sensor | Yes |
| USB charger included | Yes |
| 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 Ultrahuman Ring Air Size 05 smart ring cost, and is it available for purchase?

The price is 399.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 1 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 Tuesday 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: Cash payment, Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can Ultrahuman Ring Air Size 05 smart ring 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 Ultrahuman 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 Ultrahuman 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/12007630/67498387_large.webp