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 Generation 4 Smart Ring - Silver - Size 4 | SIZE CHECK FIRST: Includes Exclusive Size Kit | Monitor Sleep, Heart Rate & Fitness | Battery Lasts Up to 8 Days

Oura Ring Generation 4 Smart Ring - Silver - Size 4 | SIZE CHECK FIRST: Includes Exclusive Size Kit | Monitor Sleep, Heart Rate & Fitness | Battery Lasts Up to 8 Days

Product ID: 734025793

Details

Battery Cell Composition
Lithium
Connectivity Technology
Bluetooth USB
GPS
No GPS
Special Feature
Activity
Wireless Communication Standard
Bluetooth

⏳8-day battery life

💤24/7 advanced sleep & health tracking

💧100m waterproof titanium build

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$1150.79

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In stock

Sold byAmazon EcuadorDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

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

EFFORTLESS ENDURANCE - Up to 8 days of battery life means you stay connected to your health without daily charging.
ALL DAY HEALTH INSIGHTS - Track 30+ biometrics including sleep, heart rate, stress, and women’s health with unmatched accuracy.
PRECISION FIT GUARANTEED - Exclusive sizing kit ensures your perfect Oura Ring fit—no guesswork, just comfort.
SEAMLESS SMART CONNECTIVITY - Bluetooth syncs effortlessly with iOS and Android devices for real-time health updates.
TITANIUM TOUGH FEATHER LIGHT - Aerospace-grade titanium offers durability and hypoallergenic comfort for 24/7 wear.

The Oura Ring Generation 4 is a sleek, silver smart ring crafted from aerospace-grade titanium, designed for continuous 24/7 health monitoring. It tracks over 30 biometric metrics including sleep, heart rate, stress, and women’s health indicators with cutting-edge sensor technology. Featuring an 8-day battery life and 100m waterproof rating, it offers durable, comfortable wear for professionals seeking precise wellness insights seamlessly synced via Bluetooth to iOS and Android devices.

Specifications

ASIN	B0D9WVPP8M
Additional Features	Activity Tracker
Age Range Description	Adult
Amazon Bestseller	#2,148 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #5 in Activity & Fitness Trackers
Band Color	Silver
Battery Average Life	8 days
Battery Cell Type	Lithium Polymer
Battery Charge Time	80 minutes
Brand	OURA
Built-In Media	1 x Oura Ring Gen 4, 1 x Quick Start Guide, 1 x main unit charger, Charging Cable, User Manual
Case Material Type	Titanium
Color	Silver
Compatible Devices	Smartphone, Tablet
Compatible Phone Models	Android Devices, iOS Devices
Connectivity Technology	Bluetooth, USB
Country of Origin	Estonia
Customer Reviews	4.2 4.2 out of 5 stars (2,751)
GPS Geotagging Functionality	No GPS
Human Interface Input	Buttons
Item Dimensions	22 x 22 x 7 mm
Item Dimensions D x W x H	22D x 22W x 7H mm
Manufacturer	Oura
Metrics Measured	Blood Oxygen (SpO2), Heart Rate, Sleep Duration, Stress
Model Number	JZ90-54217-04
Shape	Round
Target Audience	Unisex Adults
Warranty Description	2 Year Warranty
Water Resistance Level	Water Resistant
Waterproof Rating	IPX8
Wearable Computer Type	Smart Ring
Wireless Compability	Bluetooth

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.

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TrustScore 4.5 | 7,300+ reviews

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Fast shipping and excellent packaging. The Leatherman tool feels very premium and sturdy.

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$1150.79

Duties & taxes included

In stock

Sold byAmazon EcuadorDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Ecuador.

Secure transaction

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TrustScore 4.5 | 7,300+ reviews

Yusuf A.

Fantastic experience overall. Will recommend to friends and family.

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The MOLLE sheath is of exceptional quality. Very happy with my purchase.

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