Smart Health Ring with Charging Case – Heart Rate, Blood Oxygen, Sleep & Fitness Tracker, Waterproof

24/7 Health Tracking That Disappears on Your Finger.

The Smart Health Ring packs the sensors of a fitness watch into a sleek, screen-free band weighing just a few grams. Wear it day and night to track heart rate, blood oxygen, sleep stages, steps and workouts, then review clear trends in the companion app. The included charging case tops it up in minutes and keeps it safe when you're not wearing it.

• All-day heart rate & SpO2 – continuous monitoring with high-precision optical sensors
• Advanced sleep analysis – deep, light and REM stages plus a nightly sleep score
• Activity & workouts – steps, distance, calories and multiple sport modes
• Stress & body temperature trends – understand how your body responds to your day
• Up to 7 days battery – plus extra charges from the portable charging case (USB-C)
• 5ATM waterproof – shower, wash your hands and swim without taking it off
• Lightweight titanium-alloy shell – hypoallergenic, scratch-resistant and comfortable 24/7

Compatibility: iOS 12+ and Android 8+ via the free companion app (Bluetooth 5.x).

Sizing tip: Measure the inner diameter of a ring that fits your preferred finger. Size 7 ≈ 17.3 mm, 8 ≈ 18.1 mm, 9 ≈ 19.0 mm, 10 ≈ 19.8 mm, 11 ≈ 20.6 mm, 12 ≈ 21.4 mm.

In the box: 1 × smart ring, 1 × charging case, 1 × USB-C cable, 1 × user manual.