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Home / Smart Fitness Electronics / Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Azerons R04 Smart Ring Fitness Tracker – Heart Rate, SpO2 & Sleep Monitor

Regular price $49.99

100 in stock

Color — Sliver

Sliver Rose Gold Black color

Ring Size

8 11 13 7 9 10 12

Quantity

This item is a deferred, subscription, or recurring purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted.

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Smarter Health Tracking—Without the Bulk 💍🔥

Ditch bulky smartwatches and upgrade to the sleek R04 Smart Ring Fitness Tracker. Designed for everyday wear, this ultra-light ring tracks your heart rate, blood oxygen (SpO2), stress, sleep, and activity—helping you stay in control of your health anytime, anywhere. Whether you're working out or relaxing, your data is always just a tap away.

Key Benefits

• All-Day Health Monitoring – Track heart rate, SpO2, stress levels, and sleep quality 24/7.
• 20+ Sport Modes – Accurately monitor workouts like running, cycling, walking, and more.
• Ultra-Light & Comfortable – Weighs only 3.6g for a barely-there feel all day.
• Waterproof & Durable – 5ATM rating for workouts, showers, and daily wear.
• Smart Lifestyle Features – Remote photo control, find-my-ring, and reminders.
• Long Battery Life – Up to 5–7 days of active use on a single charge.

Features

Model: R04 Smart Ring
Brand: OTMIL
Material: Stainless Steel
Weight: ~3.6g ultra-light
Waterproof Rating: 5ATM
Battery: 15–18mAh (5–7 days use)
Charging: Magnetic charging (~1.5 hours)
Bluetooth: BLE 5.4
App: QRing App
Compatibility: Android 5.1+ / iOS 8.0+

Health Tracking

Heart Rate Monitoring
Blood Oxygen (SpO2) Tracking
HRV (Heart Rate Variability)
Stress Monitoring
Sleep Tracking & Analysis

Fitness Tracking

Steps, Distance, Calories
20+ Sport Modes

Smart Features

Remote Camera Control
Find My Ring Function
Female Health Reminders
Real-Time App Sync

Who It’s Perfect For

Ideal for men and women who want a minimalist fitness tracker ring that delivers powerful health insights without the bulk of a smartwatch. Perfect for active lifestyles, fitness tracking, and daily wellness monitoring.

Call To Action

Take control of your health—anytime, anywhere.
Order your R04 Smart Ring today and start tracking smarter.

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