# Oura Ring 4 Ceramic Smart Ring, Size 5 Petal | Sleep, Activity, Women's Health Tracking **Brand:** OURA **SKU:** mzx2705 **ASIN:** B0FKQJX2BX **Canonical URL:** https://crowcrowcrow.com/p/oura-ring-ceramic-petal-size-sleep-activity-women-health-advisor-days-battery-life-before-hg4006/mzx2705 **Category:** electronics **Subcategory:** Categories **Availability:** in_stock **Price (INR, all-inclusive):** ₹56,839 **Discount:** 30% **Customer rating:** 4.40/5 from 751 ratings ## Description Oura Ring 4 Ceramic Petal, Size 5, tracks 50+ health metrics like sleep, activity, and women's health. Features Smart Sensing for accuracy and up to 8 days battery. Comfortable, water-resistant ceramic design. Compatible with iOS/Android. Arrives via ExpressBox tracked shipping. ## Highlights - Up to 8 Days Battery Life — Focus on your health without constant charging. The Oura Ring 4 provides 5-8 days of battery life on a single charge, allowing for continuous tracking of sleep and activity. - Comprehensive Health Metrics — Tracks over 50 health metrics including sleep stages, readiness, activity levels, heart rate, stress, and women's health insights, powered by Smart Sensing technology for accuracy. - Elegant & Comfortable Ceramic Design — The high-performance ceramic exterior in Petal offers a sleek, modern look and feels lightweight and comfortable for 24/7 wear, even on sensitive skin. Water-resistant for daily use. - Seamless App Integration — Syncs effortlessly with iOS and Android devices, integrating with over 40 apps like Apple Health and Google Health Connect for a holistic view of your wellness journey. ## Key features - ACCURACY - SMART SENSING - Oura tracks over 50 health metrics, including sleep, activity, stress, heart health, and women’s health metrics. Oura Ring 4 is powered by Smart Sensing, which adapts to you — delivering accurate, continuous data, day and night - ACCURATE SIZING ESSENTIAL - Oura Ring 4 uses unique sizing different from standard jewelry rings; use the Oura Ring 4 Sizing Kit to find your perfect fit before purchasing - LONG LASTING BATTERY - With up to 8 days of battery life, no screens and no vibrations, Oura Ring 4 allows you to focus on the present. From a workout to a night out — you’re free to forget it’s on. Until you start getting compliments - OURA MEMBERSHIP - First month of membership is included with purchase, for new members only. Subscription is 5.99/mo afterwards. Membership is tied to your account via the Oura App, not your physical ring - HSA/FSA ELIGIBLE - We can accept HSA or FSA funds for the following: Oura Ring, additional chargers, and shipping - DESIGNED FOR 24/7 WEAR - The updated design of the Oura Ring 4 is more comfortable, fits better than ever, and is water resistant. The first all-titanium smart ring combines exceptional durability with a gentle touch, even for sensitive skin - SYNC WITH YOUR FAVORITE APPS - Compatible with iOS and Android — Oura seamlessly integrates with over 40 apps including Apple Health, Google Health Connect, Natural Cycles, Flo, Strava, & more - LOOKING FOR THE BEST HEALTH TRACKER? - Whether you’re searching for a sleep ring or fitness ring, Oura Ring 4 is for you — this revolutionary smart ring that allows you to discreetly track your sleep, activity, recovery and stress — in style ## Why choose this product **Advanced Health Insights with Smart Sensing** — Oura Ring 4 utilizes Smart Sensing technology, adapting to your body for precise tracking of sleep, activity, readiness, and women's health metrics. This data is presented through an intuitive app, offering actionable insights to improve your well-being. Unlike basic fitness trackers, Oura provides a holistic view, helping you understand recovery and stress. Sourced from authorized US retailers, each ring is factory-sealed and imported per order, ensuring you receive an authentic product with all customs duties and GST pre-paid. **Ideal for Health-Conscious Individuals, Not for Heavy Metal Work** — This ring is perfect for professionals, active individuals, and anyone seeking detailed health insights without the distraction of a screen. It excels at passive tracking of sleep and daily activity. However, the ceramic finish, while beautiful, can show wear from contact with harder metals like dumbbells or cookware. Users engaging in heavy manual labor or intense gym sessions should exercise caution or consider removing the ring during such activities to maintain its pristine appearance. ## How to use 1. Ensure you have the correct size using the Oura Ring Sizing Kit. Wear the ring on your index finger for optimal sensor contact and comfort, 24/7. — Size and Wear the Ring 2. Download the Oura App on your iOS or Android device. The ring automatically syncs via Bluetooth, typically overnight, to upload your health data. — Sync with the Oura App 3. Open the Oura App daily to view your sleep, activity, readiness, and women's health scores. Use these personalized insights to understand your body and make informed lifestyle choices. — Review Your Health Insights 4. When the battery is low (typically after 5-8 days), place the ring on its USB charging dock. A full charge takes about 80 minutes. — Charge as Needed ## Product details | Field | Value | |---|---| | Battery Type | Lithium Polymer | | Battery Capacity | 15.5 mAh | | Battery Weight | 0.3 g | | Memory | 16 MB | | Battery Life | 5-8 days | | Charging Time | 80 minutes | | Membership | First month included, then ₹499/month (approx. $5.99 USD) | | Cost per use | 8 days per charge: ₹7,105 per day | | Shelf life after opening | N/A (Durable good) | | Reapplication math | N/A (Durable good) | | Contraindications | May show wear from contact with harder metals; consider removing for heavy manual labor or gym activities. | | Allergens / common irritants | Titanium inner band is generally hypoallergenic; ceramic exterior is inert. | | Brand | OURA | | Model Name | Ring 4 Ceramic Smart Ring | | Generation | 4 | | Color | Petal | | Size | 5 | | Material | Ceramic | | Item Form | Ring | | Item Weight | 3.5 g | | Item Dimensions | 7.9mm (W) x 3.51mm (H) x 7.9mm (L) | | Water Resistance | 100 meters | | Connectivity | Bluetooth | | Operating System Compatibility | Android, iOS | | Country of Origin | Not stated by manufacturer — US retail version, sourced from authorized US retailers | ## Attributes - **Item form:** Ring ## Frequently asked questions ### How is this Oura Ring 4 authentic vs the version sold in Indian stores? This Oura Ring 4 Ceramic is sourced directly from authorized US retailers, factory-sealed, and imported per-order. It is the same SKU and formulation US buyers receive. All customs duties and GST are included in the displayed price, ensuring a transparent purchase. Delivery typically arrives within 2-8 days via ExpressBox tracked shipping. ### Will the Oura Ring 4 I receive match what is shown on the US retailer's page? Yes, orders are placed against the listed US retailer page at the time of purchase. Batch codes, packaging, and labels match what the US retailer dispatches. Photographs of every order are taken before international handover to ensure accuracy. ### Is the Oura Ring 4 safe for daily wear and sensitive skin? The Oura Ring 4 is designed for 24/7 wear, featuring a comfortable, lightweight build with recessed sensors. The inner band is typically titanium, known for being hypoallergenic, and the ceramic exterior is inert. Reviewers find it comfortable even during sleep. ### What health metrics does the Oura Ring 4 track? The Oura Ring 4 tracks over 50 health metrics, including detailed sleep stages, activity levels, readiness scores, heart rate, stress monitoring, metabolic health, and women's health cycles. It uses Smart Sensing technology for accurate, continuous data. ### How long does the Oura Ring 4 battery last and how is it charged? The Oura Ring 4 offers an impressive battery life of 5-8 days on a single charge. It is easily recharged using the included USB charging cable and dock, with a full charge taking approximately 80 minutes. ### What is the Oura Membership and is it required? The first month of Oura Membership is included with your purchase for new members. After the initial month, a subscription of approximately ₹499/month ($5.99 USD) is required for continued access to personalized insights and advanced features via the Oura App. ### Can I use my HSA or FSA funds to purchase the Oura Ring 4? Yes, the Oura Ring 4, additional chargers, and shipping are eligible for purchase using HSA (Health Savings Account) or FSA (Flexible Spending Account) funds in the US. This product is imported per order. ### How does the Oura Ring 4's ceramic finish hold up to daily use? The ceramic finish is designed to be durable and elegant. However, reviewers note that it can show wear from contact with harder metals. For best results, it's recommended to be mindful of metal objects and consider removing the ring during heavy-duty activities like weightlifting. ### What are the benefits of the Oura Ring 4 for women's health? The Oura Ring 4 provides specific insights into women's health, including menstrual cycle tracking and fertility prediction. It helps users understand how their cycle phases may impact sleep, activity, and overall readiness. ### Does the Oura Ring 4 have GPS? The Oura Ring 4 does not have built-in GPS. It relies on your connected smartphone for GPS tracking during activities. It does, however, feature Bluetooth connectivity for seamless syncing with your devices. ## Compliance No product-specific compliance warnings identified. Standard imported-goods terms apply: customs duties & GST paid; for personal use in India; follow the manufacturer's usage instructions on the packaging. ## Images 1. https://images.crowcrowcrow.com/B0FKQJX2BX-0.webp 2. https://images.crowcrowcrow.com/B0FKQJX2BX-3.webp 3. https://images.crowcrowcrow.com/B0FKQJX2BX-6.webp 4. https://images.crowcrowcrow.com/B0FKQJX2BX-9.webp 5. https://images.crowcrowcrow.com/B0FKQJX2BX-12.webp 6. https://images.crowcrowcrow.com/B0FKQJX2BX-15.webp --- Source: https://crowcrowcrow.com/p/oura-ring-ceramic-petal-size-sleep-activity-women-health-advisor-days-battery-life-before-hg4006/mzx2705 Returns: 14 days, free pickup, full refund on genuine issues. Shipping: Free across India, 36-41 days. Prices are all-inclusive (duties + GST).