Oura JZ90-54144-11 Smart Ring: Accurate biometric tracking
Meet the Oura Ring 4—your new health guru, squeezed into a sleek, all-titanium package. It's not just a ring; it's like having a mini lab on your finger, thanks to its Smart Sensing tech that keeps tabs on over 30 biometrics. From how well you slept (or didn’t) to whether you’re ready to tackle the day or just pretending, it’s got you covered. And yes, it even knows about your heart, stress levels, metabolism, and for the ladies, it’s got special insights too.
Battery life? A whopping 8 days, so you can wear it round the clock without playing the charging game every other day. Plus, it’s tough enough to handle water and smart enough to chat with over 40 apps, including Apple Health and Google Health Connect. Oh, and here’s the kicker—it’s HSA/FSA eligible. Basically, your health savings can now buy you a piece of the future.
Before you jump in, though, grab the Oura Ring 4 Sizing Kit. Because let’s face it, no one wants a health tracker that’s either cutting off circulation or flying off during a victory dance.
Features
- Up to 8 days battery life
- All-titanium design
- Water resistant
- Syncs with 40+ apps
- HSA/FSA eligible
- Accurate biometric tracking
General specs
- Brand: Oura
- Model: JZ90-54144-11
- Seller: Amazon
- ID: B0D9WVWC5B
- product_dimensions: 1.1 x 1.1 x 0.28 inches
- item_weight: 6.7 ounces
- batteries: 1 Lithium Polymer batteries required. (included)
- connectivity_technologies: Bluetooth
- special_features: Heart Rate Monitor, Stress Monitor
- other_display_features: Wireless
- human_interface_input: Buttons
- whats_in_the_box: Oura Ring 4, Oura Ring 4 Charger, USB Cable, Information Booklet, Quick Start Guide
- manufacturer: Oura
- country_of_origin: Estonia
- date_first_available: October 3, 2024
- First listed by seller: 6/12/25
If you are interested in more details, you can find full information on the seller's page.
Buy on Amazon
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Price History for seller Amazon
| Date | Price |
|---|---|
| 11/9/25 | $348.97 |
| 6/12/25 | $349.00 |
Shipping options
Russia
