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

Help Track order

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- 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

Special Feature
Sleep Monitor
Connectivity Technology
Bluetooth
Wireless Communication Standard
Bluetooth
Battery Cell Composition
Lithium
GPS
No GPS

⏳Up to 8 days battery life

💤Advanced sleep tracking

📶Bluetooth wireless sync

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R$7213

Duties & taxes included

In stock

Sold byAmazon BrazilDelivered 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 Brazil.

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Description

💍 Track your health in stealth mode—because wellness should be smart and stylish.

SEAMLESS SMARTPHONE SYNC - Bluetooth connectivity ensures your health stats are always at your fingertips, anytime, anywhere.
EFFORTLESS ALL WEEK POWER - Stay unplugged with up to 8 days of battery life—track your health without interruption.
NEXT LEVEL SLEEP INSIGHTS - Unlock deep, personalized sleep data that helps you optimize rest and recovery like a pro.
PRECISION FIT UNIQUE SIZING - Custom sizing system guarantees a perfect fit, making comfort and accuracy your new standard.
DISCREET STYLISH STEALTH DESIGN - Minimalist black ring that blends tech with elegance—wear wellness without compromise.

The Oura Ring 4 Stealth is a cutting-edge smart ring designed for millennial professionals who demand precise sleep and fitness tracking with up to 8 days of battery life. Featuring Bluetooth wireless syncing and a unique sizing system, it offers a sleek, minimalist design that fits comfortably while delivering advanced biometric insights to optimize your health and performance.

Specifications

Brand	OURA
Manufacturer	Oura
Model	JZ90-54218-07
Model Name	Oura Ring 4
Product Dimensions	2.8 x 2.8 x 0.8 cm; 181 g
Batteries	1 Lithium Polymer batteries required. (included)
Item model number	JZ90-54218-07
Compatible Devices	Smartphone
Special Features	Sleep Monitor
Mounting Hardware	Oura Ring 4, Oura Ring 4 Charger, USB Cable, Information Booklet, Quick Start Guide
Number of items	1
Display Type	No Display
Batteries Included	Yes
Batteries Required	Yes
Battery cell composition	Lithium Polymer
Wireless Type	Bluetooth
Connector Type	Bluetooth
Device interface - primary	Unknown
Includes Rechargeable Battery	Yes
Manufacturer	Oura
Item Weight	181 g

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

Ali H.

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

1 day ago

Anita G.

Good experience, but the tracking updates could be better.

2 months ago

View all Trustpilot reviews

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