F57 1.91-inch HD Screen Smart Watch Multi Sports Fitness Watch Health Monitor for Heart Rate Blood Pressure Sleep

• 1.91-inch HD screen: High color gamut, super narrow frame, super large display. The color is rich and delicate, the picture is real and vivid
• 24-hour heart rate monitoring: The watch can be used for daily 24-hour uninterrupted high-precision heart rate monitoring
• Nightly oximetry: Equipped with a new detection chip, it can detect blood oxygen data
• Sleep monitoring: Sleep open sleep mode, notification message does not disturb, quietly reduce the screen brightness for you
• More than 50 exercise patterns + exercise monitoring: Supports up to 50+ professional exercise modes based on accurate real-time heart rate detection and AI algorithms
• Pedometer, distance, calories, calls, voice assistant, heart rate, blood oxygen, blood pressure, blood sugar, temperature test, sleep monitoring music playback, stopwatch, countdown timer, calculator, weather display, female physiological period function, remote control photography, wrist lift the bright screen, find the phone, etc.
• Incoming call reminder (caller number/name), message reminder, alarm reminder, sedentary reminder, heart rate alarm reminder, Bluetooth disconnection reminder (need APP to open), etc.
• Multiple dials: 3 default dials + 1 dial market dial + 1 custom dial

Specifications:

• Host: 43.86 x 38.16mm (excluding button size)
• Recommended size of screen protector: 39.6*34mm, with rounded corners 9mm
• Thickness: 10.8mm (excluding heart rate position)
• Whole machine: 278 x 39.67mm (including the maximum size of the strap)
• Weight Head: 33.2g
• Whole machine: 51.5g
• Operation: Full touch
• Battery: Lithium-ion polymer battery
• Battery capacity: 3.7V /200mAh
• Use time: 6 days for heavy use, 10 days for light use
• Standby: 25 days, call \ music playback: 3 hours
• Charging method: Magnetic charging cable?