Functions: Bluetooth calling, heart rate detection, blood oxygen detection, blood pressure detection, time display, step counting, calories, distance, heart rate, multiple exercise modes, sleep monitoring (sleep time, sleep quality), incoming call notification, message reminder, multi-language Push, task reminder (sedentary reminder), music control, sync data to APK/APP

Material: Zinc alloy shell + PC bottom shell + stainless steel strap.                              

Main control: RTL8763EWE

Memory: 128Mb FLASH

Display+TP: 1.3" IPS screen

Resolution: 360*360 G+F, anti-fingerprint oil

Gravity sensor: Silicon STK8321

Heart rate sensor: HX3605

Battery: polymer lithium battery 200 mAh with battery protection IC

Speaker: 1508 (waterproof speaker)

Microphone: TMG4015 (waterproof microphone)

Waterproof grade: IP68