The F400 is a smart watch that supports various health monitoring features and sports modes. It includes ECG measurement, blood oxygen monitoring, and over 150 sports modes.
1.55-inch high-definition touch screen
360x360 resolution
IPS LCD OCA full touch screen
Bluetooth 5.3
Battery: polymer lithium-ion, 3.7V / 380 mAh
Charging method: magnetic charging cable
Charging time: approximately 2.5 hours
Battery life: 5-8 days (heavy use), 10-15 days (light use), standby: 60 days
Health monitoring: ECG, blood oxygen, blood sugar, body composition analysis
Sports modes: more than 150
Waterproof level: IP67
Mobile OS compatibility: iOS 10.0 or above, Android 5.0 or above
