P20 Smart Watch Air Pump Blood Pressure

Hardware Parameters 
Processor(MCU main control): Nordic nRF52832
Inflatable Blood Pressure Measuring Chip: BP006 Special for oscillometric blood pressure function
Air Pump: MAC20A micro piezoelectric pump
Temperature Sensor: CT1711
Photoelectric PPG Analog Front End(PPG AFE): SI1142
Blood Oxygen Sensor: SI1142
Accelerometer: STK8321 3-axis sensor(G-SENSOR)
Display: Tempered glass+IPS HD TFT, 1.3 inches 240*240DPI
Battery Capacity: Pure cobalt lithium battery 220 mAh with 7-10 days of use, 30 days of standby
Touch: CST816D full screen touch
Vibration Motor: Mute vibration
BT Version: 4.2BLE(low power consumption)

Interface
Physical Buttons 1 Buttons
Charging Interface Magnetic charging with short circuit protection
Charging Time 2-3 hours

Main Functions 
Accurate air pump blood pressure measurement,
Independent and accurate blood oxygen measurement,
Precise body temperature measurement,
Real-time heart rate measurement,
Photoelectric automatic blood pressure measurement,
Sleep monitoring, Respiratory rate measurement,
Heart rate alarm, Family and friends remote care,
Multi-sport mode, Exercise measurement(step/calorie/distance),
Sedentary reminder, Raise wrist to brighten the screen,
Call reminder/reject, Anti-lost reminder,
Message push, WeChat Motion Sync,
Music control, Remote control camera,
7-day rolling storage of historical data,
Multiple dials, Alarm clock, OTA upgrade,