F700 smartwatch health monitoring micro physical examination HRV report blood glucose blood oxygen pressure ECG fall detection Target audience: Women, Men, Neutral, Couples, Adults, Elderly Operation mode: touch+button Wristband Material: Eco friendly Silicone Packaging List: Packaging, Instruction Manual, Charging Cable, Product Strap Style: Sport Compatible platform: iOS Function: Step counting, heart rate monitoring, blood pressure measurement, body temperature measurement, Bluetooth calling, intelligent reminder, remote selfie, sleep monitoring, blood oxygen detection Communication type: Bluetooth Battery life: 7-14 days Charging method: Magnetic charging Waterproof level: Life waterproof Screen type: TFT screen Case material: Aluminum alloy Dial style: Square Battery capacity: 3.8V/380 mAh Diameter: 36-40mm