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 | Size First with Oura Ring 4 Sizing Kit | Sleep Tracking Wearable - Heart Rate - Fitness Tracker - Up to 8 Days Battery Life

Product ID: 676202807

Details

Battery capacity
8
Connectivity technology
Bluetooth USB
Operating system
Proprietary OS
Special features
Activity
Wireless communication standard
Bluetooth

⌚8 days battery life

💧Water resistant up to 100m

🔬Tracks 30+ biometrics

$689.26

Duties & taxes included

In stock

Sold byAmazon British Virgin IslandsDelivered 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 British Virgin Islands.

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Description

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

TAILORED TO YOU - Size first with the exclusive Oura Ring 4 Sizing Kit—perfect fit guaranteed before you buy.
STAY POWERED LONGER - Up to 8 days of uninterrupted battery life means less charging, more living.
DATA DRIVEN WELLNESS - Smart Sensing tech tracks sleep, heart rate, stress, and women’s health with clinical accuracy.
SEAMLESS INTEGRATION - Sync effortlessly with iOS, Android, Strava, and Google Health for a holistic health ecosystem.
PRECISION MEETS COMFORT - All-titanium design ensures durability with a feather-light feel for 24/7 wearability.

The Oura Ring 4 is a sleek, all-titanium smart ring designed for continuous 24/7 health tracking. It monitors over 30 biometrics including sleep, heart rate, and stress, powered by adaptive Smart Sensing technology. With up to 8 days of battery life and water resistance up to 100 meters, it blends durability with comfort. The ring pairs seamlessly with iOS and Android devices, offering a personalized wellness experience enhanced by an exclusive sizing kit and integrated app membership.

Specifications

ASIN	B0D9WV11L7
Additional Features	Activity Tracker
Age Range Description	Adult
Band Color	Rose Gold
Band Material Type	Titanium
Battery Average Life	8 days
Battery Capacity	8
Battery Cell Type	Lithium Polymer
Battery Charge Time	80 minutes
Best Sellers Rank	#991 in Electronics ( See Top 100 in Electronics ) #5 in Wearable Tech Rings
Brand	OURA
Built-In Media	Information Booklet, Oura Ring 4, Oura Ring 4 Charger, Quick Start Guide, USB-C Cable
Case Material Type	Titanium
Color	Rose Gold
Communication Feature	Bluetooth
Compatible Devices	Smartphone, Tablet
Compatible Phone Models	Compatible with iOS and Android
Connectivity Technology	Bluetooth, USB
Controller Type	Ring
Country of Origin	Estonia
Customer Reviews	4.0 4.0 out of 5 stars (8,726)
Display Type	No Display
GPS Geotagging Functionality	No GPS
Human Interface Input	Unknown
Item Dimensions	27 x 27 x 8 millimeters
Item Dimensions D x W x H	27D x 27W x 8H millimeters
Item Weight	0.19 Kilograms
Manufacturer	Oura
Metrics Measured	Heart Rate Monitor, Sleep Duration
Model Name	Oura Ring 4 - Rose Gold - Size 10
Model Number	JZ90-54219-10
Operating System	Proprietary OS
Shape	Round
Style Name	Minimalist
Supported Application	Fitness Tracker
Supported Satellite Navigation System	GPS
Target Audience	Unisex Adults
Warranty Description	2 year manufacturer warranty
Warranty Type	Standard
Water Resistance Depth	100 Meters
Water Resistance Level	Water Resistant
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.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Sneha T.

Received my product in pristine condition. Great service overall.

1 month ago

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Perfect platform for hard-to-find items. Delivery was prompt.

1 month ago

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$689.26

Duties & taxes included

In stock

Sold byAmazon British Virgin IslandsDelivered 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 British Virgin Islands.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Suresh K.

Very impressed with the quality and fast delivery. Will shop here again.

4 days ago

Anjali K.

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

1 month ago

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