KC82 smartwatch Bluetooth call heart rate blood pressure outdoor 1.45 inch men's altitude air pressure GPS watch

Bluetooth version: 3.0/5.2GPS chip: Loda AG3352BMain control chip: Ruiyu 8763EWEHeart rate.: three thousand six hundred and fiveBattery Capacity: 650mAh _ High Capacity High Voltage BatteryMemory: RAM_ 578KB+ROM_ 512MbStandby time: about...