---
product_id: 734451577
title: "ULTRAHUMAN Ring AIR Smart Ring -Track Sleep, HRV & Stress, No subscription"
brand: "ultrahuman"
price: "4.98 DT"
currency: TND
in_stock: false
reviews_count: 13
url: https://www.desertcart.tn/products/734451577-ultrahuman-ring-air-smart-ring-track-sleep-hrv-and-stress
store_origin: TN
region: Tunisia
---

# 3-5 days battery life Waterproof for 24/7 wear Multi-metric health tracking ULTRAHUMAN Ring AIR Smart Ring -Track Sleep, HRV & Stress, No subscription

**Brand:** ultrahuman
**Price:** 4.98 DT
**Availability:** ❌ Out of Stock

## Summary

> 💍 Unlock your health’s hidden rhythms—right at your fingertip!

## Quick Answers

- **What is this?** ULTRAHUMAN Ring AIR Smart Ring -Track Sleep, HRV & Stress, No subscription by ultrahuman
- **How much does it cost?** 4.98 DT with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/734451577-ultrahuman-ring-air-smart-ring-track-sleep-hrv-and-stress)

## Best For

- ultrahuman enthusiasts

## Why This Product

- Trusted ultrahuman brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Data-Driven Wellness:** Track sleep stages, HRV, heart rate, stress & recovery with clinical accuracy.
- • **Precision Fit, Zero Guesswork:** Sizing kit ensures your perfect ring size—no returns, no hassle.
- • **Women’s Health, Personalized:** Cycle, ovulation & pregnancy tracking with biomarker-based insights.
- • **All-Day Comfort, All-Night Insights:** Lightweight, waterproof design you’ll forget you’re wearing.
- • **Certified Renewed, Guaranteed Value:** Professionally inspected with 1-year warranty—premium tech, sustainable choice.

## Overview

The ULTRAHUMAN Ring AIR (Certified Renewed) is a sleek, waterproof smart ring offering 3-5 days of battery life and advanced multi-biomarker tracking for sleep, activity, stress, and women’s health. Certified renewed with a 1-year warranty, it includes a sizing kit for a perfect fit and delivers clinical-grade insights without monthly fees, empowering professionals to optimize wellness effortlessly.

## Description

ULTRAHUMAN Ring AIR Smart Ring -Track Sleep, HRV & Stress, No subscription | 2.4g With 100m Water-Resistance, Recovery & Fitness Tracker, Cycle & Ovulation Tracking, Lifetime Free App Access (Size 16): desertcart.co.uk: Electronics & Photo

Review: Incredible health insights in a sleek, comfortable design! - I’ve been using the Ultrahuman Ring Air for a few weeks now, and I’m genuinely impressed. It’s lightweight, super comfortable (I barely notice it’s there), and the build quality feels premium. What really sets it apart, though, is the depth of insights it gives me. The sleep tracking is spot-on, and the recovery and movement metrics have actually helped me make better choices day-to-day. The app is beautifully designed and easy to understand — it doesn’t just throw data at you, it interprets it in a way that feels actionable. Battery life has been great too; I’m getting almost a week per charge with regular use. I’ve used other fitness rings before, but the Ultrahuman Ring Air feels like a step up — both in comfort and in the quality of feedback. It’s stylish enough to wear all the time, and it’s genuinely motivated me to be more mindful about my health. Highly recommended for anyone looking to upgrade their wellness tracking without compromising on style or comfort!
Review: Worth buying, great smart ring with a free app! - I’ve been using my Ultrahuman Ring Air for just a couple of weeks now and I'm happy to say that I really like it. I like how it works, the insights it provides and the ring itself. The app is very detailed and tracks a lot of information, which I’m still getting used to and learning how to fully understand. Sleep tracking was my main focus and so far it’s been really impressive. The ring itself also does a good job of calculating my steps. I wore my Fitbit alongside it for the first few days to compare the difference and I was pleased with how accurate the ring was. I love the overall design as it’s super sleek and blends nicely with my other jewellery. I’d definitely recommend using the sizing kit before buying. I’m glad I did, as my ring fits well (size 7). My finger does expand and shrink throughout the day, so it can feel slightly loose at some points, but aside from that the overall fit is good and I am able to wear my ring on both my pointer and middle fingers. Overall, I highly recommend buying this! I bought mine during the Black Friday sale, which was a great time to get it as I saved a lot of money in the end!

## Features

- BUY THE SIZING KIT FIRST: Ultrahuman Ring sizes differ from standard ring sizes. Purchase the Ultrahuman Sizing Kit first, which includes a ring sizer, to accurately determine your size. The Ring AIR is available in 10 sizes (5-14), ensuring a comfortable, secure fit. Using the sizing kit helps you avoid returns and exchanges, ensuring you select the right size before purchasing.
- COMPREHENSIVE HEALTH TRACKING: The Ultrahuman Ring measures a wide range of metrics including sleep, activity, stress, heart health, movement, workouts, and recovery. Stay on top of your health and fitness goals with detailed insights to optimize your performance and well-being.
- WOMEN’S HEALTH INSIGHTS: With Ultrahuman Ring's advanced women's health features, track ovulation, cycles and pregnancy. Through multi-biomarker-based tracking for those looking to conceive, predict a 7-day fertile window and pinpoint ovulation with precision. Access cycle tracking combined with biomarker-based personalized guidance for every phase (Menstruation, Ovulation, Follicular, and Luteal). With Pregnancy Mode, expecting mothers get tailored pregnancy insights throughout each trimester.
- ONE APP, NO SUBSCRIPTION: Enjoy all the essential standard features of the Ultrahuman Ring, including sleep, activity, stress, heart rate, heart rate variability, skin temperature and recovery with no subscription — on the Ultrahuman App.
- ADVANCED SLEEP TRACKING: Ultrahuman Ring provides detailed insights into all your sleep stages — REM, Deep Sleep, Light Sleep and Wakefulness, along with actionable steps and nudges to improve sleep so you're ready for the day. It also tracks sleep debt, helping you understand your overall sleep quality and identify areas for improvement. Optimize your rest and recovery with accurate, personalized sleep insights.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0D7956WT1 |
| Age Range Description | Adult |
| Band Colour | Black |
| Band Material Type | Titanium |
| Battery Average Life | 6 days |
| Battery Capacity | 32 Milliamp Hours |
| Battery Cell Type | Lithium Ion |
| Battery Charge Time | 2 Hours |
| Battery capacity | 32 Milliamp Hours |
| Best Sellers Rank | 15,583 in Electronics & Photo ( See Top 100 in Electronics & Photo ) 3,663 in Wearable Technology (Electronics & Photo) |
| Box Contents | Charging Dock, Type C to Type C Cable, Ultrahuman Ring AIR |
| Brand Name | ULTRAHUMAN |
| Case Material Type | Titanium |
| Closure Type | No Closure |
| Colour | Matte Black |
| Communication Feature | Bluetooth |
| Compatible Devices | Android Phone, Iphone, Smartphone |
| Compatible Phone Models | Smartphone, Tablet |
| Connectivity Technology | Bluetooth |
| Connectivity technology | Bluetooth |
| Controller Type | Ultrahuman App |
| Customer Reviews | 4.2 out of 5 stars 1,029 Reviews |
| Display Type | No Display |
| GPS Geotagging Functionality | No GPS |
| Human Interface Input | Unknown |
| Importer Contact Information | Ultrahuman, Ultrahuman Healthcare PVT LTD, No. 4088/799, third floor, V K Paradise Sector-2HSR Layout, Bangalore Karnataka 560102 India, Contact - 18001028693, cyborg@ultrahuman.com |
| Item Type Name | Ultrahuman Ring AIR Sizing Kit |
| Item Weight | 3.7 Grams |
| Language | German |
| Manufacturer | Ultrahuman Healthcare Pvt Ltd |
| Memory Storage Capacity | 0.5 MB |
| Memory storage capacity | 0.5 MB |
| Metrics Measured | Blood Oxygen (SpO2), Body Temperature, Heart Rate, Menstrual Cycle, Sleep Duration |
| Model Name | Ultrahuman Ring AIR |
| Model Number | WBSBSizingKit |
| Operating System | Ultrahuman App |
| Product Features | Activity Tracker, HRV Monitoring, Heart Rate Monitor, Sleep Monitor, SpO2 Monitor |
| Product Warranty | 1 Year |
| RAM Memory Installed | 0.5 MB |
| Shape | Round |
| Special feature | Activity Tracker, HRV Monitoring, Heart Rate Monitor, Sleep Monitor, SpO2 Monitor |
| Sport Type | CrossFit, Cycling, Running, Swimming, Yoga |
| Style Name | Minimalist |
| Supported Application | Activity Tracker, Custom Activity Tracker, Heart Rate Monitor, Sleep Monitor |
| Target Audience | Men, Unisex Adults, Unisex Youth, Women |
| Unit Count | 1.0 count |
| Warranty Type | Standard |
| Water Resistance Depth | 100 Metres |
| Water Resistance Level | Water Resistant |
| Waterproof Rating | IPX8 |
| Wearable Computer Type | Smart Ring |
| Wireless Compability | Bluetooth |
| Wireless communication standard | Bluetooth |

## Product Details

- **Battery capacity:** 24 Milliamp Hours
- **Battery cell composition:** Lithium Polymer
- **Brand:** ULTRAHUMAN
- **Connectivity technology:** Bluetooth
- **GPS:** no
- **Memory storage capacity:** 0.5 MB
- **Operating system:** android
- **Shape:** Round
- **Special feature:** anti-scratches
- **Wireless communication standard:** Bluetooth

## Images

![ULTRAHUMAN Ring AIR Smart Ring -Track Sleep, HRV & Stress, No subscription - Image 1](https://m.media-amazon.com/images/I/61tgSI8YkiL.jpg)
![ULTRAHUMAN Ring AIR Smart Ring -Track Sleep, HRV & Stress, No subscription - Image 2](https://m.media-amazon.com/images/I/71o1EKsWxwL.jpg)
![ULTRAHUMAN Ring AIR Smart Ring -Track Sleep, HRV & Stress, No subscription - Image 3](https://m.media-amazon.com/images/I/81kvUbrFqNL.jpg)
![ULTRAHUMAN Ring AIR Smart Ring -Track Sleep, HRV & Stress, No subscription - Image 4](https://m.media-amazon.com/images/I/81aK7zUMA7L.jpg)
![ULTRAHUMAN Ring AIR Smart Ring -Track Sleep, HRV & Stress, No subscription - Image 5](https://m.media-amazon.com/images/I/81+31D1fzzL.jpg)

## Available Options

This product comes in different **Color, Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Incredible health insights in a sleek, comfortable design!
*by R***N on 4 November 2025*

I’ve been using the Ultrahuman Ring Air for a few weeks now, and I’m genuinely impressed. It’s lightweight, super comfortable (I barely notice it’s there), and the build quality feels premium. What really sets it apart, though, is the depth of insights it gives me. The sleep tracking is spot-on, and the recovery and movement metrics have actually helped me make better choices day-to-day. The app is beautifully designed and easy to understand — it doesn’t just throw data at you, it interprets it in a way that feels actionable. Battery life has been great too; I’m getting almost a week per charge with regular use. I’ve used other fitness rings before, but the Ultrahuman Ring Air feels like a step up — both in comfort and in the quality of feedback. It’s stylish enough to wear all the time, and it’s genuinely motivated me to be more mindful about my health. Highly recommended for anyone looking to upgrade their wellness tracking without compromising on style or comfort!

### ⭐⭐⭐⭐⭐ Worth buying, great smart ring with a free app!
*by T***. on 10 December 2025*

I’ve been using my Ultrahuman Ring Air for just a couple of weeks now and I'm happy to say that I really like it. I like how it works, the insights it provides and the ring itself. The app is very detailed and tracks a lot of information, which I’m still getting used to and learning how to fully understand. Sleep tracking was my main focus and so far it’s been really impressive. The ring itself also does a good job of calculating my steps. I wore my Fitbit alongside it for the first few days to compare the difference and I was pleased with how accurate the ring was. I love the overall design as it’s super sleek and blends nicely with my other jewellery. I’d definitely recommend using the sizing kit before buying. I’m glad I did, as my ring fits well (size 7). My finger does expand and shrink throughout the day, so it can feel slightly loose at some points, but aside from that the overall fit is good and I am able to wear my ring on both my pointer and middle fingers. Overall, I highly recommend buying this! I bought mine during the Black Friday sale, which was a great time to get it as I saved a lot of money in the end!

### ⭐⭐⭐⭐⭐ Worth the Investment
*by H***S on 20 October 2025*

I’ve been using the Ultrahuman Ring for a few weeks now, and I’m genuinely impressed by how much insight it gives into my health without feeling intrusive. It tracks sleep, recovery, and activity with remarkable accuracy, and the data actually means something - it’s not just numbers on a screen. The best part for me has been the sleep and recovery tracking - I’ve realised how small habits (like eating too late or using my phone before bed) affect my readiness the next day. The app breaks it all down in a way that’s simple but science-backed. It also feels premium - sleek, comfortable, and barely noticeable. I wear it 24/7 and honestly forget it’s there.

## Frequently Bought Together

- ULTRAHUMAN Ring Air-Smart Ring Activity Tracker, Size First Sizing Kit,Sleep Tracker,Smart Ring for Men/Women,Fitness Tracker (Sizing Kit, Swatch Sizing Kit), Black
- Ring Sizer Measuring Tool with Magnifying Glass,Reusable Finger Size Gauge Jewelry Sizing Tool 1-17 USA Rings Size 2Pcs

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-08-22*