S669 1.75-Inch Amoled Display GPS 800Mah Massive Battery Bluetooth Call Heart Rate Blood Oxygen Monitor Sleep Monitoring

Note Non medical equipment The health test function is for reference only and cannot be used for medical purposes Specification Model S669 bluetooth Version V5 3 Compatible OS Support Android 9 0 IOS 12 0 and above Operating Mode Full Touch APP Name Fitbeing System Language English German Japanese French Italian Spanish Russian Portuguese Chinese APP Language Chinese simplified English German French Spanish Italian Japanese Russian Portuguese Türkçe Thai Korean Estonian Lithuanian Latvian Bulgarian Greek Polish Vietnamese Czech Slovak Hungarian Malay Indonesian Persian Hindi Hebrew Romanian Arabic Ukrainian DutchSpecial Features Information Reminder Call Reminder bluetooth Call Message Reminder APP NotificationHealth Heart Rate Monitor Blood Oxygen SpO2 Monitor Sleep Monitor Breathing Training Exercise and Record Multiple Sports Modes Calorie Distance Step Count Application Music Control Camera Control Alarm Clock Stopwatch Weather Custom Dial Dial Market Brightness Adjustment Find Phone Do Not Disturb ModeTechnical Parameters Waterproof IP68 Screen Size 1 75 inch Material AMOLED Resolution 466 466 pixels Battery Battery Capacity 800mAh Standby Time About 20 30 days Using Time About 5 9 days Charging Time About 2 3 hours Charging Type Magnetic chargingAppearanceDetails Material Band Material Silicone Strap Watch Case Material Aluminum Alloy Size Dial SIze About 53 1 53 1 12 6mm Strap Length 260mm Band Width About 2