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

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: 675443871

Details

Battery capacity
800 Milliamp
Connectivity technology
Bluetooth
Operating system
Proprietary
Special features
Sleep Monitor
Wireless communication standard
Bluetooth

⌚8 days battery life

💤30+ biometric sleep & health metrics

💧Water resistant up to 100m

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Rp15499759

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Sold byAmazon IndonesiaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

💍 Own your health, style, and sleep like a boss.

UNPLUG GO - Up to 8 days of battery life means freedom from constant charging and distractions.
ALL DAY SMART SENSING - Track 30+ biometrics including sleep, heart rate, stress, and women’s health with adaptive accuracy.
PRECISION SIZING FIRST - Size yourself perfectly with the Oura Ring 4 Sizing Kit—no guesswork, just a flawless fit.
EXCLUSIVE OURA MEMBERSHIP - Unlock personalized insights and premium features with your first month free, then just $6.99/mo.
TITANIUM DURABILITY MEETS COMFORT - Sleek, lightweight, and water resistant—wear it 24/7 without compromise.

The Oura Ring 4 is a cutting-edge smart ring designed for professionals who demand precision and style. Featuring over 30 biometric sensors, it delivers continuous, adaptive tracking of sleep, heart rate, stress, and fitness metrics. Crafted from durable titanium and water resistant up to 100 meters, it offers up to 8 days of battery life for uninterrupted wear. The sizing kit ensures a perfect fit, while the Oura membership unlocks advanced health insights, making it the ultimate wearable for holistic wellness and productivity.

Specifications

ASIN	B0D9WWHXHD
Additional Features	Sleep Monitor, Heart Rate Monitor, Activity Tracker, Stress Monitor
Age Range Description	Adult
Band Color	Black
Band Material Type	Stainless Steel
Battery Average Life	8 days
Battery Capacity	800 Milliamp Hours
Battery Cell Type	Lithium Polymer
Battery Charge Time	80 minutes
Best Sellers Rank	#260 in Electronics ( See Top 100 in Electronics ) #1 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	Stainless Steel
Closure Type	Slip On
Color	Silver
Communication Feature	Bluetooth
Compatible Devices	Smartphone, Tablet
Compatible Phone Models	all current smartphone models
Connectivity Technology	Bluetooth
Controller Type	Ring
Country of Origin	Estonia
Customer Reviews	4.1 4.1 out of 5 stars (7,418)
Display Type	Analog
GPS Geotagging Functionality	No GPS
Human Interface Input	Touchscreen
Item Dimensions	23 x 23 x 8 millimeters
Item Dimensions D x W x H	23D x 23W x 8H millimeters
Manufacturer	Oura
Metrics Measured	Heart Rate, Sleep Duration, Stress
Model Name	Oura Ring 4 - Silver - Size 13
Model Number	JZ90-54217-13
Operating System	Proprietary (Oura)
Shape	Round
Sport Type	Fitness
Style Name	Modern
Supported Application	Sleep Monitor
Supported Satellite Navigation System	GPS
Target Audience	Men
Warranty Description	2 year manufacturer warranty
Warranty Type	Limited
Water Resistance Depth	100 Meters
Water Resistance Level	Water Resistant
Waterproof Rating	IP53
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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Excellent communication throughout the order process. Product is perfect.

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Rp15499759

Duties & taxes included

In stock

Sold byAmazon IndonesiaDelivered 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 Indonesia.

Secure transaction

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TrustScore 4.5 | 7,300+ reviews

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