---
product_id: 598159012
title: "ULTRAHUMAN Ring AIR Smart Ring -Track Sleep, HRV & Stress, No subscription"
brand: "ultrahuman"
price: "¥151510"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/598159012-ultrahuman-ring-air-smart-ring-track-sleep-hrv-and-stress
store_origin: JP
region: Japan
---

# 100m waterproof for all conditions Multi-metric health tracking, no subscription 6-day battery life, quick 2h charge ULTRAHUMAN Ring AIR Smart Ring -Track Sleep, HRV & Stress, No subscription

**Brand:** ultrahuman
**Price:** ¥151510
**Availability:** ✅ In Stock

## Summary

> ⌚ Elevate your wellness game with the ring that tracks it all—no strings attached!

## Quick Answers

- **What is this?** ULTRAHUMAN Ring AIR Smart Ring -Track Sleep, HRV & Stress, No subscription by ultrahuman
- **How much does it cost?** ¥151510 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/598159012-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

- • **Freedom from Fees:** Lifetime free app access with no subscription—premium health data at zero ongoing cost.
- • **Built for the Active Pro:** Lightweight titanium design, IPX7 waterproof, and Bluetooth connectivity for nonstop performance.
- • **Precision Fit, Zero Hassle:** Sizing kit ensures your perfect Ultrahuman Ring AIR fit—no returns, just comfort.
- • **Women’s Health, Elevated:** Cycle, ovulation & pregnancy tracking with personalized biomarker insights for every phase.
- • **All-in-One Health Command Center:** Track sleep stages, HRV, stress, workouts, and recovery seamlessly in one sleek ring.

## Overview

The ULTRAHUMAN Ring AIR is a titanium smart ring designed for professionals seeking comprehensive health insights. It offers advanced tracking of sleep stages, heart rate variability, stress, activity, and women’s health metrics without any subscription fees. With a 6-day battery life, 100m water resistance, and Bluetooth connectivity, it delivers durable, precise monitoring in a sleek, lightweight form factor. The included sizing kit guarantees a perfect fit, making it the ultimate wearable for optimizing recovery, fitness, and well-being.

## 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 11) : desertcart.co.uk: Electronics & Photo

## 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 | B0CHF5GJJB |
| Age Range Description | Adult |
| Band Colour | Space Silver |
| 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 | 21,624 in Electronics & Photo ( See Top 100 in Electronics & Photo ) 63 in Wearable Tech Rings 182 in Activity Trackers |
| Box Contents | Charging Dock, Type C to Type C Cable, Ultrahuman Ring AIR |
| Brand Name | ULTRAHUMAN |
| Case Material Type | Titanium |
| Clasp Type | Ring |
| Closure Type | Ring |
| Colour | Space Silver |
| Communication Feature | Bluetooth |
| Compatible Devices | Android Phone, Iphone, Smartphone |
| Compatible Phone Models | Various models of smartphones with Bluetooth |
| Connectivity Technology | Bluetooth |
| Connectivity technology | Bluetooth |
| Controller Type | Ultrahuman App |
| Customer Reviews | 3.2 out of 5 stars 1,082 Reviews |
| Display Type | No Display |
| GPS Geotagging Functionality | No GPS |
| Human Interface Input | Unknown |
| Item Dimensions | 21 x 12 x 7.5 centimetres |
| Item Type Name | smart ring |
| Item Weight | 400 Grams |
| Language | Italian |
| 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, Step Count, Stress |
| Model Name | Ultrahuman Ring AIR |
| Model Number | UHRA-MG-14 |
| Operating System | Ultrahuman App |
| Product Features | Activity Tracker, Custom Activity Tracker, HRV Monitoring, Heart Rate Monitor, Multisport Tracker, Skin Temperature Monitoring, Sleep Monitor, SpO2 Monitor |
| Product Warranty | 1 Year |
| Resolution | 240 x 240 |
| Shape | Ring |
| Special feature | Activity Tracker, Custom Activity Tracker, HRV Monitoring, Heart Rate Monitor, Multisport Tracker, Skin Temperature Monitoring, Sleep Monitor, SpO2 Monitor Special feature Activity Tracker, Custom Activity Tracker, HRV Monitoring, Heart Rate Monitor, Multisport Tracker, Skin Temperature Monitoring, Sleep Monitor, SpO2 Monitor See more |
| Sport Type | Basketball, CrossFit, Cycling, General Fitness, Golf, Hiking, Running, Soccer, Swimming, Triathlon, Weightlifting, Yoga |
| Style Name | Ultrahuman Ring |
| Supported Application | ['Sleep Monitor', 'Fitness Tracker', 'Heart Rate Monitor'] |
| Supported Satellite Navigation System | GPS |
| Target Audience | Men, Unisex Adults, Unisex Youth, Women |
| Unit Count | 1.0 count |
| Warranty Type | Limited |
| Water Resistance Depth | 100 Metres |
| Water Resistance Level | Waterproof |
| Waterproof Rating | IPX7 |
| Wearable Computer Type | Smart Ring |
| Wireless Compability | Bluetooth |
| Wireless Provider | du |
| Wireless communication standard | Bluetooth |

## Product Details

- **Operating system:** Ultrahuman App
- **Memory storage capacity:** 0.5 MB
- **Special feature:** Activity Tracker, Custom Activity Tracker, Cycle Tracking, Multisport Tracker, Sedentary Reminder
- **Battery capacity:** 24
- **Connectivity technology:** Bluetooth
- **Wireless communication standard:** Bluetooth
- **Battery cell composition:** Lithium Polymer
- **GPS:** No GPS
- **Shape:** Round
- **Brand:** ULTRAHUMAN

## Images

![ULTRAHUMAN Ring AIR Smart Ring -Track Sleep, HRV & Stress, No subscription - Image 1](https://m.media-amazon.com/images/I/61sYfKRcplL.jpg)

## Available Options

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

## Frequently Bought Together

- ULTRAHUMAN Ring AIR-Smart Ring Activity Tracker, Size First Sizing Kit,Sleep Tracker,Smart Ring for Men/Women,Fitness Tracker (Space Silver, 11)
- Oura Ring 4 Sizing Kit - Size Before You Buy Oura Ring 4 - Unique Sizing - Receive Credit for Purchase
- Oura Ring Gen3 Sizing Kit-Size Before You Buy for Heritage and Horizon Rings-Measure Sizes 6-13 for Fit Before Purchasing, Sizes are Unique to Oura

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**Shop now:** [https://www.desertcart.jp/products/598159012-ultrahuman-ring-air-smart-ring-track-sleep-hrv-and-stress](https://www.desertcart.jp/products/598159012-ultrahuman-ring-air-smart-ring-track-sleep-hrv-and-stress)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-09-25*