F4 Waterproof Heart Rate Oxygen Monitoring Watch Sport Fitness Tracker Smart Watch Smart Bracelet IOS/Androids(Black-Gray) (Grey) WANKAI

Features:

• measurement of heart rate, blood pressure, oxygen and so on.
• 30 meters waterproof function, swimming, surfing, bathing and so on.
• have a pedometer, calorie mileage data, records, sedentary reminder, sleep monitoring function.
• download the mobile phone APP end, connect Bluetooth, more support for Facebook, WhatsApp and other social software to inform the content of information.

Specification:

Product specification: 47mm * 22mm * 12mm, thickness 11.3mm
Product weight: 180 grams
Product packaging: Boxed
Bluetooth: BT4.0 (support ios/Android)
Bluetooth chip: Nordic processing chip
Inductor: MC3413-p chip
Display: 0.96 inch OLED
Battery: 130 mAh
Waterproof: 30 meters depth
Outdoor function: weather, altitude, air pressure, ultraviolet data synchronization. (need to connect mobile phone APP use)
Functional parameters: Multi Sport mode function (basketball, swimming, badminton, riding, running, mountaineering, etc.)

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