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Ships within 48 hours · Estimated delivery Nov 10 - Nov 15
PPG sensor chip :SFH2201
Charging Method:Wireless charging
Waterproof:waterproof ip68
Blood oxygen chip:GH3220 RF analog front-end+ SFH2201
Lyrics synchronization
O2Tracker® Z91 - Pro Max Smart Watch Health Monitoring PPG sensor chip :SFH2201KEY BENEFITS: 1. Tasbih, pilgrimage alarm clock , compass 2. Independent time; 3. Independent alarm clock; 4. Lock wallpaper (update); 5. Encoder zoom in and zoom out functions; 6. Shutdown slide and SOS; 7. The dial pointer is always on; 8. Dial pointer uniform rotation function; 9. Charging horizontal and vertical screen; 10. The icon in the middle of the starry sky remains the largest, and it also remains the largest when dragging; 11. Language