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 第4世代スマートリング – ゴールド – サイズ4 |iPhone/Android対応 |まずはサイズ確認:専用サイズキット対応|睡眠・心拍・フィットネスを計測|最長8日間バッテリー持続

Oura Ring 第4世代スマートリング – ゴールド – サイズ4 |iPhone/Android対応 |まずはサイズ確認:専用サイズキット対応|睡眠・心拍・フィットネスを計測|最長8日間バッテリー持続

Product ID: 724803596

Details

オペレーティングシステム
Proprietary OS
ワイヤレス通信規格
ブルートゥース
接続技術
Bluetooth USB
特徴
活動量計
電池の種類
リチウムポリマー

⏳8-day battery life

💎Aerospace-grade titanium

📊30+ biometric metrics

€ 534.28

Duties & taxes included

In stock

Sold byAmazon CroatiaDelivered 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 Croatia.

Secure transaction

Description

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

LONG LASTING POWER - Up to 8 days of battery life means less charging, more living—stay connected without interruption.
CUSTOM FIT GUARANTEE - Exclusive sizing kit ensures your Oura Ring fits perfectly, plus enjoy ¥1,500 desertcart credit on your purchase.
EFFORTLESS ALL DAY WEAR - Sleek, lightweight titanium design with IPX7 water resistance keeps up with your busiest days and workouts.
DISCREET MINDFUL DESIGN - No screen or vibrations—just silent, continuous health insights that blend seamlessly into your lifestyle.
PRECISION HEALTH TRACKING - Monitors 30+ biometrics including sleep, heart rate, stress, and women’s health for data-driven wellness.

The Oura Ring 4 is a next-gen smart ring crafted from aerospace-grade titanium, designed for millennial professionals seeking precise, 24/7 health insights. It tracks over 30 biometric signals including sleep, heart rate, and stress with advanced sensors, offers up to 8 days of battery life, and features a custom sizing kit for the perfect fit. Waterproof and discreet, it integrates seamlessly with iPhone and Android devices, empowering you to optimize your wellbeing with style and ease.

Specifications

ASIN	B0D9WW8V53
Amazon 売れ筋ランキング	スポーツ＆アウトドア - 6,353位 ( スポーツ＆アウトドアの売れ筋ランキングを見る ) 活動量計 - 15位
GPS位置情報タグ機能	No GPS
OS1	Proprietary OS
おすすめ度	4.1 5つ星のうち4.1 (1,145) var
お客様の年齢層	大人
ウェアラブルコンピュータの種類	スマートリング
カラー	ゴールド
コントローラーの種類	物理的なボタン。
スタイル名	メタリック。
タッチスクリーン、声認識、他の有無	不明
バッテリーセルタイプ	リチウムポリマー
バッテリ平均持続時間	8 日
バンド色	ゴールド
ブランド名	OURA
メーカー名	Oura
ユニット数	1.0 個
ワイヤレス通信規格	ブルートゥース
互換デバイス	Tablet, スマートフォン
保証タイプ	延長保証
保証内容	2年間保証
充電時間(H)	80 分
原産国	エストニア
取替え可能電話機モデル	Android Devices, iOS Devices
同梱商品	1 x Ouraリング第4世代, 1 x USBケーブル, 1 x クイックスタートガイド, 1 x 取扱説明書, 1 x 本体充電器
品目の寸法（D x W x H）	25奥行き x 25幅 x 7高さ mm
商品の対象	Unisex Adults
商品の追加説明1	活動量計
商品本体サイズ	25 x 25 x 7 mm
型番	JZ90-54216-04
容器の材質タイプ	チタン
対応する衛星測位システム	GPS
形状	円形
測定器の種類	Blood Oxygen (SpO2), Heart Rate, Sleep Duration, Stress
通信・接続インターフェース	Bluetooth, USB
防水タイプか否か	耐水
防水性	IPX7
防水性能	1 メートル

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

Anjali K.

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

1 month ago

Sneha T.

Received my product in pristine condition. Great service overall.

1 month ago

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€ 534.28

Duties & taxes included

In stock

Sold byAmazon CroatiaDelivered 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 Croatia.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Zainab N.

Fantastic and great service. Shipping was faster than expected.

1 week ago

Meera L.

Smooth transaction and product arrived in perfect condition.

3 weeks ago

View all Trustpilot reviews

Oura Ring 第4世代 スマートリング – ゴールド – サイズ4 |iPhone/Android対応 |まずはサイズ確認:専用サイズキット対応|睡眠・心拍・フィットネスを計測|最長8日間バッテリー持続

Details

Details

Description

Specifications

Common Questions

Oura Ring 第4世代スマートリング – ゴールド – サイズ4 |iPhone/Android対応 |まずはサイズ確認:専用サイズキット対応|睡眠・心拍・フィットネスを計測|最長8日間バッテリー持続