Product information:

Compatible system: Android 4.4 or above, IOS 8.2 or above
Flash memory: 128K+64M
Screen type: TFT
Screen size: 1.54
Resolution: 240 * 240
Touch screen type: full TP -- COF
Bluetooth: BT5.0
Acceleration sensor: STK8321
Heart rate: HX3300
Body temperature: temperature sensor CT1711 (contact measurement of body temperature)
Battery type: polymer lithium battery
Capacity: 240maH
Charging mode: magnetic
Functions: step counting, calories, distance, exercise mode
Healthy temperature, blood pressure, heart rate, blood oxygen, long sitting reminder, sleep monitoring, automatic heart rate monitoring, etc

Packing list:

Wrist watch+Watch strap+charging line+manual