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Health & Fitness Gadgets
(3)
Smart Ring Health Fitness Tracker Black No subscription fees for all features
$129.99
- Features
- No subscription fees for all features
- Heart rate, step, calorie, sleep, and stress tracking
- 7-10 days battery life per charge
- Features
- No app subscription required
- 7-10 days of battery life
- Sleep, activity, stress, heart rate, and SpO₂ tracking
- Features
- No app subscription required
- 7-10 day battery life
- Real-time sleep and activity monitoring