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.

Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

Help Track order

Account Cart

Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

Help Track order

Account Cart

- Ring 4 - Stealth - Size 7 - Smart Ring | Size First Ring 4 Sizing Kit | Sleep Tracking Wearable - Heart Rate - Fitness Tracker - Up to 8 Days Battery Life

- Ring 4 - Stealth - Size 7 - Smart Ring | Size First Ring 4 Sizing Kit | Sleep Tracking Wearable - Heart Rate - Fitness Tracker - Up to 8 Days Battery Life

Product ID: 734025512

Details

Battery Cell Composition
Lithium
Connectivity Technology
Bluetooth
Operating System
i_os android
Special Feature
Activity Heart
Wireless Communication Standard
Bluetooth

⌚8 days battery life

💧Water resistant up to 100m

🔬Tracks 30+ biometrics

Description

💍 Own your health, invisibly powerful.

STAY POWERED LONGER - Up to 8 days of battery life means less charging, more living—focus on your day, not your device.
DATA DRIVEN WELLNESS - Smart Sensing tech tracks sleep, heart rate, activity, stress, and women’s health with clinical accuracy.
TAILORED FIT GUARANTEE - Size first with the Oura Ring 4 Sizing Kit and enjoy a credit towards your perfect ring purchase.
EFFORTLESS ALL DAY WEAR - Sleek titanium design ensures comfort and durability for 24/7 use, even in water up to 100m.
EXCLUSIVE WELLNESS COMMUNITY - Get your first month free Oura membership and unlock expert insights to optimize your health journey.

The Oura Ring 4 Stealth is a premium smart ring crafted from titanium, designed for continuous 24/7 wear with water resistance up to 100 meters. It tracks over 30 biometric signals including sleep, heart rate, activity, and stress using advanced Smart Sensing technology. With up to 8 days of battery life and a sizing kit for a perfect fit, it offers a seamless, data-driven wellness experience paired with an exclusive membership for personalized health insights.

Specifications

ASIN	B0D9WVTHPV
Age Range Description	Adult
Band Color	Stealth
Band Material Type	Titanium
Battery Average Life	8 Days
Battery Cell Type	Lithium Polymer
Battery Charge Time	80 Minutes
Best Sellers Rank	#4,488 in Electronics ( See Top 100 in Electronics ) #3 in Rings
Box Contents	Information Booklet, Oura Ring 4, Oura Ring 4 Charger, Quick Start Guide, USB-C Cable
Brand Name	OURA
Case Material Type	Titanium
Colour	Stealth
Communication Feature	Bluetooth
Compatible Devices	Oura Ring 4 Charger - Size 7, Smartphone
Compatible Phone Models	Android Devices, iOS Devices
Connectivity Technology	Bluetooth
Country of Origin	Estonia
Customer Reviews	4.0 4.0 out of 5 stars (8,802)
Display Type	No Display
GPS Geotagging Functionality	No GPS
Human Interface Input	Unknown
Importer Contact Information	Rashi Peripherals Limited, A BLDG Survey 186 Dongripada, Poman Village Vasai Bhiwandi Road Palghar 401208 India.
Item Dimensions	28 x 28 x 8 Millimeters
Item Dimensions D x W x H	8D x 28W x 8H Millimeters
Item Type Name	Smart Ring
Item Weight Unit of Measure	0.19 Kilograms
Manufacturer	Oura, Oura Health OY Elektroniikkatie 10 Oulu Oulu 90590 Finland https://ouraring.com
Manufacturer Contact Information	Oura Health OY Elektroniikkatie 10 Oulu Oulu 90590 Finland https://ouraring.com
Metrics Measured	accelerometer, optical heart rate sensor
Model Name	Oura Ring 4 - Stealth - Size 7
Model Number	JZ90-54218-07
Operating System	i_os, android
Packer Contact Information	Oura Health OY Elektroniikkatie 10 Oulu Oulu 90590 Finland https://ouraring.com
Product Features	Activity Tracker, Heart Rate Monitor, Oxymeter (SpO2), Sleep Monitor, Stress Tracking
Shape	Round
Sport Type	Multi-Sports
Style Name	Metallic
Supported Application	Fitness Tracker
Supported Satellite Navigation System	GPS
Target Audience	Unisex Adults
Unit Count	1.00 Piece
Warranty Description	2 years warranty
Warranty Type	Limited Warranty
Water Resistance Depth	100 Metres
Water Resistance Level	Water Resistant
Waterproof Rating	IP68
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

Yusuf A.

Fantastic experience overall. Will recommend to friends and family.

1 month ago

Vikram D.

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

2 weeks ago

View all Trustpilot reviews

NZ$1316

Duties & taxes included

In stock

Sold byAmazon New ZealandDelivered 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 New Zealand.

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

Ravi S.

I loved the variety of products available. Will definitely shop again.

2 months ago

View all Trustpilot reviews