How long should my ring work between charges?

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

How do I choose the right Oura Ring size?

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.

Oura Ring 4, Oura Ring 4 Charger, and USB-C Cable.

How do I see my Oura Ring metrics?

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.

Can I use more than one ring?

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.

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OURA Ring 4 Smart Ring - Silver - Size 6 | Sleep, Activity, Women’s Health, AI Advisor, Up to 8 Days of Battery Life, Size Before You Buy, Android & iOS Compatible

OURA Ring 4 Smart Ring - Silver - Size 6 | Sleep, Activity, Women’s Health, AI Advisor, Up to 8 Days of Battery Life, Size Before You Buy, Android & iOS Compatible

Product ID: 662678438

Details

Battery Cell Composition
Lithium
Brand
OURA
Connectivity Technology
Bluetooth
GPS
GPS Via
Model Name
Ring 4 Smart
Operating System
[Proprietary

💧IP68 waterproof rating

📊50+ health metrics tracked

⏱️8 days battery life

₩944959

Duties & taxes included

In stock

Sold byAmazon South KoreaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

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Description

💍 Elevate your wellness game—wear the future on your finger.

ADAPTIVE SMART SENSING - Oura Ring 4 learns your body to deliver hyper-accurate health insights 24/7.
EFFORTLESS ALL DAY WEAR - Lightweight titanium design with no screen or vibrations—wear it and forget it.
ULTIMATE BATTERY FREEDOM - Up to 8 days of uninterrupted tracking means less charging, more living.
SEAMLESS MULTI RING STYLE - Switch between sleek finishes via the app to match your mood or outfit.
WOMENS HEALTH BEYOND - Track menstrual cycles, stress, sleep, and heart health with clinical precision.

The Oura Ring 4 is a premium titanium smart ring that tracks over 50 health metrics including sleep, activity, stress, heart, and women’s health. Featuring adaptive Smart Sensing technology, it offers up to 8 days of battery life, is water resistant to 100 meters (IP68), and supports seamless style changes via the app. Compatible with Android and iOS, it’s designed for professionals who want continuous, accurate health insights in a sleek, minimalist form.

Specifications

ASIN	B0D9WW3YND
Additional Features	Activity Tracker, Cycle Tracking, Daily Workout Memory, Lightweight
Age Range Description	Adult
Band Color	Silver
Band Material Type	Titanium
Battery Average Life	5 days
Battery Cell Type	Lithium Polymer
Battery Charge Time	80 minutes
Best Sellers Rank	#243 in Electronics ( See Top 100 in Electronics ) #2 in Smart Rings #1,444 in Exercise & Fitness Equipment
Brand	OURA
Built-In Media	Oura Ring 4, Oura Ring 4 Charger, USB Cable, Information Booklet, Quick Start Guide
Case Material Type	Titanium
Color	Silver
Communication Feature	Bluetooth
Compatible Devices	Smartphone
Compatible Phone Models	Android Devices, iOS Devices
Connectivity Technology	Bluetooth
Customer Reviews	4.0 4.0 out of 5 stars (8,965)
Display Type	No Display
EU Spare Part Availability Duration	8 days
GPS Geotagging Functionality	GPS Via Smartphone
Human Interface Input	Buttons
Item Dimensions	0.94 x 0.94 x 0.28 inches
Item Dimensions D x W x H	0.28"D x 0.94"W x 0.28"H
Item Weight	0.18 kg
Manufacturer	Oura
Metrics Measured	Body Temperature, Menstrual Cycle, Sleep Duration, Stress
Model Name	Ring 4 Smart Ring
Model Number	JZ90-54217-06
Operating System	[Proprietary Operating System]
Shape	Round
Style Name	Metallic
Supported Application	Fitness Tracker, Sleep Monitor, Health Monitor, Apple Health, Google Health Connect, Natural Cycles, Flo, Strava
Supported Satellite Navigation System	GPS
Target Audience	Unisex Adults
Unit Count	1 Count
Warranty Description	1 Year Manufacturer
Warranty Type	Standard/Full
Water Resistance Depth	100 meters
Water Resistance Level	Water Resistant
Waterproof Rating	IP68
Wearable Computer Type	Smart Ring
Wireless Compability	Bluetooth
Wireless Provider	Unlocked

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

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Excellent communication throughout the order process. Product is perfect.

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The product quality is outstanding. Exactly what I needed for my work.

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