Amazon - Smart Rings
Found 275 items
- Features
- Comprehensive health tracking
- Advanced sleep tracking
- Women's health insights
- Features
- AI-Powered Health Insights
- No Subscription Fee for Standard Features
- Longer Battery Life
- Features
- 24/7 HEALTH COMPANION: Continuous heart rate monitoring and HRV tracking provide stress insights and health trends. Track daily activity, steps, and calorie burn. All health data syncs seamlessly with the lifetime free femometer app.
- PROFESSIONAL SLEEP INSIGHTS: Track sleep stages (Deep, Light, REM), blood oxygen levels while you rest. Get detailed sleep scores and personalized recommendations. Smart alarm feature helps optimize your wake times based on sleep cycles.
- ADVANCED CYCLE TRACKING: Revolutionary BBT technology with 1,400+ nightly temperature measurements provides accurate cycle predictions and ovulation detection. Part of trusted femometer ecosystem with 15M+ women worldwide.
- Features
- No subscription fees
- All-in-one health and activity tracking
- 7-10 days battery life
- Features
- Insightful sleep analysis
- Improved movement tracking
- Advanced fitness monitoring
- Features
- Crystal-Clear Display & Intuitive Touch Control
- Innovative Gesture Control
- All-in-One Fitness Tracking
- Features
- 24-hour health tracking
- Precise sleep monitoring
- IP68 waterproof protection
- Features
- No subscription fee required
- Tracks sleep patterns and analysis
- Tracks steps, calories, and distance
- Features
- LED screen with touch control
- Heart rate and SpO2 monitoring
- Sleep tracking and analysis
- Features
- Multiple sports data tracking
- Real-time heart rate monitoring
- Sleep quality analysis
- Features
- Real Time Health Monitoring
- Remote Photo Taking
- Wireless Charging
- Features
- Health and fitness tracking
- IP68 waterproof
- Sleep monitoring
- Features
- MULTI-FUNCTIONAL DISPLAY: Clear at a glance data for time, steps, heart rate, blood oxygen, and sleep time
- MULTIPLE SPORTS MODES: Supports walking, hiking, cycling, running, golf with real-time data tracking
- HEALTH MANAGEMENT: Accurate heart rate, blood oxygen inspection, and sleep analysis via app
- Features
- Comprehensive fitness tracking with steps and calories
- 24/7 heart rate and blood oxygen monitoring
- Sleep pattern analysis and recommendations
- Features
- Ultra-Thin & Lightweight Design
- Comprehensive Health Tracking
- Long-Lasting Battery Life
- Features
- 24/7 health monitoring including heart rate, sleep, and activity
- Lightweight, waterproof design
- Compatible with Android 5.0+ and Apple IOS10.0+
- Features
- Continuous heart rate monitoring
- Blood oxygen level tracking
- Sleep quality analysis
- Features
- Comprehensive Fitness Tracking
- 24/7 Health Monitoring
- Sleep Health Analysis
- Features
- Comprehensive Health Monitoring
- Multiple Sports Modes Tracking
- Gesture Control
- Features
- Real-time health data display
- 24/7 heart rate and blood oxygen monitoring
- Sleep tracking with detailed cycle analysis
- Features
- T5577 ID ring In-built with copyable T5577 chip, can copy the tag like TK4100/EM4100/EM4200.
- T5577 ID ring is blank, it can not directly used for access reader if without copied or written.
- T5577 ID ring is RFID ring, not NFC ring, it can not directly work with NFC phone.
- Features
- Real-time heart rate monitoring
- Blood oxygen level tracking
- Sleep quality and pattern analysis
- Features
- Real-time health monitoring
- Multiple sports modes
- Gesture control
- Features
- Activity tracking
- Heart rate monitoring
- Sleep monitoring