SR-2 Smart Ring

$199.95

SR-2 Smart Ring

$199.95

Meet the SR-2 Smart Ring (also known as the QRNT Slim Smart Ring), QALO’s second-generation health tracker. Slimmer profile, same durability, no subscription. Wherever you’re starting from, it helps you be a little better tomorrow.

Accurate Tracking with Improved Sensor Technology
Zero Subscription Costs
25% slimmer than SR-1
Interchangeable covers
Enhanced Data Privacy
Charging case included

Effortlessly Track:

Sleep
Stress
Movement
Heart Rate Variability (HRV)
Oxygen Saturation (SpO2)
Skin temperature
Complete Women’s Health
& More

Choose your Color:

Brushed Gold

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How It Fits

SR-2

Snug Fit

True to size

Loose Fit

SR-2 fits more snug due to raised sensors on the inside. Consider swelling and knuckle width when choosing your fit.

→ Our recommendation: go one size up

SR-2 Smart Ring

Unlock Your Best: The QALO Experience

Track heart rate, sleep, steps, and more—all day, every day—for effortless health insights.

Understand sleep, movement, and vitality in a single glance.

Track every stage: awake, light, deep, REM, and even naps. Get a daily Sleep Score, plus tips to boost energy and master recovery.

Accurate vitals from finger sensors: heart rate, HRV, stress, SpO2, and temperature trends. Stay ahead with smart alerts—more precise than wrist wearables!

Track steps, calories, and distance across 54 unique activity modes, including automatic activity detection. Up to 12.5% more accurate than popular alternatives!

Start Tracking Today

Why Choose SR-2?

See How We Stack Up

SR-2 Smart Ring

Smarter cycle health at every stage.

Understand all four phases on a deeper level with symptom logging, cycle predictions, and personalized insights–all without a subscription.

SR-2 predicts the start of your period and provides tailored tips based on your unique skin temperature and heart rate data. Go deeper with easy symptom logging and a daily journal.

Take advantage of rising energy and feel your most productive. SR-2 spots hormone shifts and suggests optimal workouts and nutrition accordingly.

Make the most of your high-energy phase. SR-2 pinpoints your fertile window with precision, predicting ovulation for family planning or peak performance.