K5 smart watch,IP68 waterproof,heart arate&blood pressure&blood oxygen

Specification

Chipset: NRF52832
Memory: 64K(Flash 512K)
Screen: 1.0 inch  TFT
Battery: 200mAh
Standby: About 20days
Usage time: 7-10days
Band: Changeable 20mm strap
Waterproof: IP68
G-sensor: Yes
Bluetooth: BLE 4.0
Device size: 41*10*47 mm
Color: Black&Red; Black&Grey; Black&Blue; Black&Yellow
Function

Heart rate monitoring/Blood oxygen monitoring /Blood pressure monitoring;
Time display ,Pedometer & Distance Calculation,Calories;
Muli-locomotion mode:Ridding mode,Running mode,Swimming mode,Skipping-rope mode,Push-up mode;
Sleep monitor:Sleep time & Sleep quality;
Incoming calls reminder,SMS Reminder,Third-party messaging reminder(Multilingual push);
Anti-lost function (Overtop the working connection distance between the mibile phone and bracelet will give the reminder);
Alarm clock,Task Reminder (Sedentary reminder /Drink water reminder)
Synchronous data to APK/APP