---
product_id: 723998837
title: "OURA Ring 4 - Silver - Size 9 - Smart Ring | Size First Ring 4 Sizing Kit | Sleep Tracking Wearable - Heart Rate - Fitness Tracker - Up to 8 Days Battery Life"
brand: "oura"
price: "28.24 DT"
currency: TND
in_stock: false
reviews_count: 5
url: https://www.desertcart.tn/products/723998837-oura-ring-4-silver-size-9-smart-ring-size-first
store_origin: TN
region: Tunisia
---

# 8 days battery life Water resistant titanium build Tracks 30+ biometrics OURA Ring 4 - Silver - Size 9 - Smart Ring | Size First Ring 4 Sizing Kit | Sleep Tracking Wearable - Heart Rate - Fitness Tracker - Up to 8 Days Battery Life

**Brand:** oura
**Price:** 28.24 DT
**Availability:** ❌ Out of Stock

## Summary

> 💍 Wear Wellness, Own Your Day

## Quick Answers

- **What is this?** OURA Ring 4 - Silver - Size 9 - Smart Ring | Size First Ring 4 Sizing Kit | Sleep Tracking Wearable - Heart Rate - Fitness Tracker - Up to 8 Days Battery Life by oura
- **How much does it cost?** 28.24 DT with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/723998837-oura-ring-4-silver-size-9-smart-ring-size-first)

## Best For

- oura enthusiasts

## Why This Product

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

## Key Features

- • **Effortless 8-Day Power:** Stay unplugged and unstoppable with up to 8 days of battery life—focus on living, not charging.
- • **Exclusive Oura Membership:** Unlock personalized insights and premium features with your first free month of Oura Membership—join the wellness elite.
- • **Deep Data, Zero Distraction:** Track 30+ biometrics including sleep, heart rate, and stress without screens or buzzes—wellness that works quietly.
- • **Perfect Fit, Zero Guesswork:** Size yourself with the included Sizing Kit and enjoy a flawless fit that feels custom-made for your lifestyle.
- • **Titanium Tough, Feather Light:** Experience all-day comfort and durability with the first all-titanium smart ring designed for 24/7 wear.

## Overview

The Oura Ring 4 is a sleek, all-titanium smart ring that delivers precise tracking of over 30 health metrics including sleep, heart rate, and activity. Designed for continuous 24/7 wear, it offers up to 8 days of battery life without screens or vibrations, ensuring seamless integration into your lifestyle. The included sizing kit guarantees a perfect fit, while the Oura Membership unlocks advanced personalized insights, making it the ultimate wellness companion for professionals who demand both style and substance.

## Description

Product Description Step 1 Purchase an Oura Ring 4 Sizing Kit. Step 2 Purchase your Oura Ring 4. Step 3 Slip on your Oura Ring 4 and download the Oura App. Step 4 New members get the first month of Oura Membership free, then it’s ₹599 per month.

Review: Muy bien
Review: Nice

## Features

- SIZE BEFORE YOU BUY - Oura Ring 4 sizes are different from standard ring sizes. Size yourself with the Oura Ring 4 Sizing Kit and receive INR 999 off the future desertcart purchase of an Oura Ring 4
- OURA MEMBERSHIP - First month of membership is free with your purchase, INR 599/mo afterwards. Offer available to new members only. Opt for annual prepaid option for INR 6999. Membership is tied to your account via the Oura App, not your physical ring.
- ACCURACY - SMART SENSING - Oura tracks over 30 biometrics, including sleep, activity, stress, heart health, and women’s health metrics. Oura Ring 4 is powered by Smart Sensing, which adapts to you — delivering accurate, continuous data, day and night.
- LONG LASTING BATTERY - With up to 8 days of battery life, no screens and no vibrations, Oura Ring 4 allows you to focus on the present. From a workout to a night out — you’re free to forget it’s on. Until you start getting compliments.
- DESIGNED FOR 24/7 WEAR - The updated design of the Oura Ring 4 is more comfortable, fits better than ever, and is water resistant. The first all-titanium smart ring combines exceptional durability with a gentle touch, even for sensitive skin.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0D9WWB3WX |
| Batteries | 1 Lithium Polymer batteries required. (included) |
| Batteries Included | Yes |
| Batteries Required | Yes |
| Battery cell composition | Lithium Polymer |
| Brand | OURA |
| Compatible Devices | Smartphone |
| Connector Type | Bluetooth |
| Customer Reviews | 4.0 4.0 out of 5 stars (5,794) |
| Date First Available | 3 October 2024 |
| Device interface - primary | Buttons |
| Display Type | No Display |
| Includes Rechargeable Battery | Yes |
| Item Dimensions LxWxH | 26 x 26 x 7 Millimeters |
| Item Weight | 180 g |
| Item model number | JZ90-54217-09 |
| Manufacturer | OURA |
| Model | JZ90-54217-09 |
| Model Name | Oura Ring 4 |
| Mounting Hardware | Battery |
| Net Quantity | 1.00 Count |
| Number of items | 1 |
| Operating System | i_os, android |
| Packer | OURA |
| Product Dimensions | 2.6 x 2.6 x 0.7 cm; 180 g |
| Special Features | Heart Rate Monitor, Activity Tracker |
| Wireless Type | Bluetooth |

## Product Details

- **Battery Cell Composition:** Lithium Polymer
- **Connectivity Technology:** Bluetooth
- **Operating System:** i_os, android
- **Special Feature:** Heart Rate Monitor, Activity Tracker
- **Wireless Communication Standard:** Bluetooth

## Images

![OURA Ring 4 - Silver - Size 9 - Smart Ring | Size First Ring 4 Sizing Kit | Sleep Tracking Wearable - Heart Rate - Fitness Tracker - Up to 8 Days Battery Life - Image 1](https://m.media-amazon.com/images/I/51ul5++ZdWL.jpg)
![OURA Ring 4 - Silver - Size 9 - Smart Ring | Size First Ring 4 Sizing Kit | Sleep Tracking Wearable - Heart Rate - Fitness Tracker - Up to 8 Days Battery Life - Image 2](https://m.media-amazon.com/images/I/51zzz4L0duL.jpg)
![OURA Ring 4 - Silver - Size 9 - Smart Ring | Size First Ring 4 Sizing Kit | Sleep Tracking Wearable - Heart Rate - Fitness Tracker - Up to 8 Days Battery Life - Image 3](https://m.media-amazon.com/images/I/71DARsfmjCL.jpg)
![OURA Ring 4 - Silver - Size 9 - Smart Ring | Size First Ring 4 Sizing Kit | Sleep Tracking Wearable - Heart Rate - Fitness Tracker - Up to 8 Days Battery Life - Image 4](https://m.media-amazon.com/images/I/713l574H8CL.jpg)
![OURA Ring 4 - Silver - Size 9 - Smart Ring | Size First Ring 4 Sizing Kit | Sleep Tracking Wearable - Heart Rate - Fitness Tracker - Up to 8 Days Battery Life - Image 5](https://m.media-amazon.com/images/I/7102nfIc79L.jpg)

## Available Options

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

## Questions & Answers

**Q: How long should my ring work between charges?**
A: Oura Ring 4 typically lasts 5-8 days on a full charge, depending on usage. Contact Oura Member Care if you have questions or concerns with battery life, and they will ensure your problem is resolved

**Q: How do I choose the right Oura Ring size?**
A: Using the Oura Ring 4 Sizing Kit, choose a finger for your ring. We recommend the index, middle or ring finger. Wear the sizer ring for 24 hours to ensure the fit is secure and comfortable over the course of your day.

**Q: What's included?**
A: Oura Ring 4, Oura Ring 4 Charger, and USB-C Cable.

**Q: How do I see my Oura Ring metrics?**
A: After activating your Oura Ring, you can choose a monthly or annual membership to unlock full access to Oura’s features, daily health and wellness metrics, and personalized guidance.

**Q: Can I use more than one ring?**
A: Oura Members can now connect more than one Oura Ring 4 to their Oura App and quickly switch between them. Note, this feature only supports wearing and syncing data from one active Oura Ring at a time.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Muy bien
*by E***A on 28 January 2026*



### ⭐⭐⭐⭐ Nice
*by D***A on 16 January 2026*



### ⭐⭐⭐⭐⭐ So So Happy!
*by M***D on 18 October 2025*



## Frequently Bought Together

- Oura Ring 4 - Silver - Size 9 - Smart Ring - Size First with Oura Ring 4 Sizing Kit - Sleep Tracking Wearable - Heart Rate - Fitness Tracker - Up to 8 Days of Battery Life
- sylacor Ring Cover for Oura Ring Gen 4/ Gen 3, Anti-Scratch Elastic Silicone Oura Ring Case Protector for Men Women Working Out Gym
- 10 Pack Ring Cover Compatible with Oura Ring Gen 4/Oura Ring Gen 3 Horizon/Gen 3 Heritage, Surport Charging with Cover on, Anti-Scratch Elastic Silicone Ring Protector for Men Women Working Out Gym

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**Shop now:** [https://www.desertcart.tn/products/723998837-oura-ring-4-silver-size-9-smart-ring-size-first](https://www.desertcart.tn/products/723998837-oura-ring-4-silver-size-9-smart-ring-size-first)

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-03-14*