Ola Esporte R12 Smart Ring | LED Display Heart Rate SpO2 5ATM

Ola Esporte R12 Wireless Smart Ring — Wear Your Wellness

Meet the Ola Esporte R12 Smart Ring — a sleek, lightweight wearable that keeps your most important wellness metrics at a glance, right on your finger. Featuring a built-in LED display screen, it continuously tracks heart rate, blood oxygen (SpO₂), stress levels, steps, distance, calories, and sleep quality — all packaged in a feather-light 5g steel body you'll barely notice you're wearing.

Disclaimer: The health monitoring features of this device are intended for general fitness and wellness reference only and are not intended to diagnose, treat, cure, or prevent any disease or medical condition. Always consult a qualified healthcare professional for medical advice. These statements have not been evaluated by the Food and Drug Administration.

Made in Mainland China.

Key Features

• LED Display Screen — View your stats instantly without reaching for your phone
• Heart Rate & SpO₂ Monitoring — Continuous tracking powered by the Tianyi 3918 optical sensor
• Sleep Tracking — Automatically logs sleep stages to help you understand your rest patterns
• Activity Tracking — Steps, distance, and calorie burn recorded throughout the day
• 20 Sport Modes — Real-time heart rate data across workouts, swimming, running, cycling, and more
• 5ATM Waterproof (50m) — Safe for swimming, diving, and snorkeling
• Long Battery Life — 3–4 days of normal use; up to 16–20 days standby on a single 2-hour charge
• Lightweight Steel Shell — Only 5g; advanced low-temperature potting technology for durability and comfort
• App Connected — Compatible with Android 9.0+ and Apple iOS 10.0+
• CE & FCC Certified — Meets international safety standards

Product Specifications

Getting Started — Quick Tips

1. Charge first — After delivery, charge the ring fully before first use (logistics may have drained the battery).
2. Best fit — Wear on your index finger for optimal sensor accuracy; middle and ring fingers also work. Measure your finger circumference before ordering to select the right size.
3. Connect via App — Scan the QR code in the included manual to download the companion app, then pair your ring via the app.
4. Charger note — Use only a standard 1A or lower charger. Fast/high-power chargers are not compatible and may damage the ring.
5. Health data — All wellness readings are for reference purposes. For medical decisions, consult a healthcare professional.

A Thoughtful Gift for Any Occasion

Whether you're treating yourself or looking for a memorable gift, the R12 Smart Ring arrives in three elegant finishes — Black, Silver, and Rose Gold — making it a standout choice for birthdays, weddings, graduations, or any celebration.

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Learn More About Heart Rate & Wellness Tracking

For general information on how wearable devices measure heart rate and blood oxygen, visit the FDA's consumer guide on smartwatches and fitness trackers.

Frequently Asked Questions

Q: Is the Ola Esporte R12 Smart Ring waterproof enough for swimming?

A: Yes! The R12 Smart Ring carries a 5ATM waterproof rating, meaning it is water-resistant to depths of up to 50 meters. It is safe to wear during swimming, diving, and snorkeling.

Q: How do I connect the smart ring to my phone?

A: Scan the QR code printed in the included instruction manual to download the companion app. Once installed, follow the in-app pairing instructions to connect your R12 Smart Ring via Bluetooth. The ring is compatible with Android 9.0 and above, and Apple iOS 10.0 and above.

Q: How accurate is the heart rate and blood oxygen monitoring?

A: The R12 uses the Tianyi 3918 optical heart rate sensor for continuous monitoring. For best results, wear the ring on your index finger with a snug but comfortable fit. All health data readings are intended as a general wellness reference and should not replace professional medical assessments.

Q: How do I choose the right ring size?

A: Smart ring sizing may differ from standard ring sizes. We recommend measuring your finger circumference (in millimeters) with a soft measuring tape or a strip of paper before purchasing, and comparing to the size chart. Sizes 8–14 are available. Choose a size that fits snugly but can be removed comfortably over the knuckle.

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

A: Under normal use, the battery lasts 3–4 days. In standby mode, it can last up to 16–20 days. A full charge takes approximately 2 hours using the included charging cable. Important: only use a standard 1A or lower charger — fast chargers are not compatible with this ring.