Free Shark Smart Ring 2.99 x 2.95 x 1.81 inches, 3.52 ounces with Sleep Monitoring, Step Counting, Heart Rate, Blood Oxygen
Available Options
Price history by variant
Volatility: HighFeatures
- No subscription fee required
- IP68 waterproof up to 262 feet
- Tracks heart rate, blood oxygen, and blood pressure
- Monitors sleep quality and stages
- Counts steps and calories burned
- Battery lasts up to 5 days on a single charge
Product details
General specs
- Brand: Free Shark
- Model: Smart Ring
- batteries: 1 A batteries required. (included)
- Country of Origin: China
- Date First Available: March 10, 2025
- Memory Storage Capacity: 64 MB
- Standing Screen Display Size: 0.1 Inches
If you are interested in more details, you can find full information on the seller's page.
Price History for seller Amazon
| Date | Price |
|---|---|
| 5/8/25 | $69.99 |
| 4/30/25 | $59.99 |
Shipping options
For the busy professional who wants to track health without the hassle of a bulky device, this smart ring offers discreet, all-day monitoring. While many focus on fitness, its real value is in providing peace of mind for someone managing a hectic schedule, letting you check your sleep quality and heart rate with a quick glance, no matter where you are.
You'll appreciate how the sleep tracker captures subtle shifts in your rest, like waking briefly during the night, so you can adjust habits for more restorative sleep. With no subscription fees, it delivers continuous heart rate and blood oxygen data directly to your phone, helping you stay informed without extra costs. The lightweight, waterproof design means you can wear it from workouts to showers without noticing it's there, making health tracking effortless and integrated into your daily life.