Sports Bracelet Heart Rate Blood Pressure Sleep Monitoring

Product information:
Product model: AK18
Waterproof: IP67 waterproof (IP68 can optional)
Motherboard specifications: Comments
Product shape and material: Smart bracelet/main metal, TPU watchband
Body storage capacity: (ROM+RAM) 64KB+512KB & add another flash: 64M Byte
Maximum external storage capacity: N/A
Display: Comments
Display type: IPS
Screen resolution: 240*240
Screen size: 1.3inches Colorful LCD
Touch screen: Single touch
Antenna: Comments
Bluetooth antenna: YES
Sensor and model: Comments (model no.)
Acceleration sensor: YI GUANG PD70-01C-TR7
Bluetooth: Comments
Bluetooth version: BT4.0
Battery type: polymer
Battery capacity: 180mAh
Health: Comments (model NO.)
Heart rate: YI GUANG PD70-01C-TR7 heart rate
Blood pressure: YES, by software
Blood oxygen: N/A
Function + Application Software: Comments

Packing list:
Watch + charger + manual *1