Smart Ring – Heart Rate, SpO₂ & Sleep Tracker | IP68 Waterproof

Track Your Wellness — Discreetly, Around the Clock

Meet the Ola Esporte Smart Ring — a sleek, screenless wearable crafted from durable steel that sits comfortably on your finger while quietly monitoring your heart rate, blood oxygen (SpO₂), and sleep quality 24/7. No bulky display, no buttons — just clean, minimalist design powered entirely through its companion app.

⚠️ This device is not a medical instrument. All health data is intended for general wellness reference only. Please consult a qualified healthcare professional for any medical concerns.

Why You'll Love It

• Accurate Health Tracking: Static heart rate accuracy >98% (lab-tested vs. chest strap) and step count accuracy >95% thanks to a self-developed algorithm.
• Blood Oxygen (SpO₂) Monitoring: Measure blood oxygen levels on demand via the app, with automatic recording support for ongoing tracking.
• Smart Sleep Analysis: Breaks down your nightly rest into deep sleep, light sleep, and REM stages — complete with coach reminders to help you build better habits.
• Multi-Sport Modes: Running, cycling, rope skipping, walking, mountaineering, yoga, dance, and golf — 8 activity modes to keep up with your lifestyle.
• Activity Dashboard: Steps, distance, and calorie tracking all in one place with >95% step accuracy.
• Remote Camera Control: Shake the ring to snap a photo via the app — great for hands-free selfies or group shots.
• Smart Alerts: Sedentary reminders, heart rate warnings, and low battery alerts keep you informed.
• Bluetooth 5.3: Fast, stable connectivity with Android 8.0+ and iOS 10.0+ devices.
• OTA Firmware Updates: Always up to date with the latest features, delivered wirelessly.
• 3–5 Days Battery Life: Magnetic charging or optional charging case — your choice.
• App in 31 Languages: Designed for a truly global audience.

Key Specifications

Available Sizes

Size #6 (16.5mm) · #7 (17.4mm) · #8 (18.2mm) · #9 (19.0mm) · #10 (19.9mm) · #11 (20.7mm) · #12 (21.5mm) · #13 (22.3mm) · #14 (23.0mm)

Tip: Measure your finger diameter carefully before ordering to ensure the best fit and optimal sensor contact.

Important Notes Before You Buy

• This is not a medical device — health data is for wellness reference only.
• There is no screen, button, or touch surface on the ring; all controls are managed through the app.
• Requires a Bluetooth 5.3 connection to your smartphone. No standalone calling or music playback.
• Use only the included magnetic charger or optional charging case. Avoid high-voltage adapters.
• Enable app permissions (notifications, location, background activity) for the full feature set.

Makes a Wonderful Gift

Elegant, lightweight, and packed with features, this smart ring is an ideal gift for health-conscious individuals, fitness enthusiasts, or anyone who prefers a subtle alternative to a traditional smartwatch. Available in multiple colors to match any style.

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• "Better Days Are Coming" Motivational Canvas Wall Art — Inspire your daily routine.

Learn More About Wearable Health Tracking

For general information on how wearable devices track wellness metrics, visit the National Institutes of Health (NIH) — a trusted resource for understanding personal health monitoring technology.

Learn more: Smart ring

Frequently Asked Questions

Q: Does the smart ring work without a smartphone?

A: The ring can passively collect heart rate and activity data independently, but you need the companion smartphone app (Android 8.0+ or iOS 10.0+) to view your data, start specific workout modes, or take SpO₂ readings. There is no standalone display or controls on the ring itself.

Q: Is this smart ring waterproof? Can I wear it while swimming?

A: Yes! The ring carries a 5ATM / IP68 waterproof rating, making it suitable for swimming, showering, and everyday water exposure. Avoid high-pressure water jets or deep-water diving beyond its rated depth.

Q: How long does the battery last and how do I charge it?

A: Battery life is approximately 3–5 days depending on usage. It charges via the included magnetic charger. An optional charging case is also available for extended on-the-go charging.

Q: What sizes are available and how do I find the right size?

A: Sizes range from #6 (16.5mm) to #14 (23.0mm). For the best fit and accurate sensor readings, measure the inner diameter of a ring that already fits your finger comfortably, or use a ring sizer tool before ordering.

Q: Is this smart ring accurate for heart rate monitoring?

A: The ring uses a self-developed algorithm achieving static heart rate accuracy above 98% (lab-tested against a chest strap reference) and step count accuracy above 95%. As noted, it is a wellness reference device and not a certified medical instrument.