CPU: Realtek8762CK Memory: 128KB RAM + 64MB ROM Display screen: 1.28 inch 240*240 Touch screen: Capacitive full touch Heart rate sensor: VC11 Keep step: STK8321 Bluetooth: BT5.0 Material of the shell: aluminum alloy Bottom shell material: plastic Strap material: silicone Battery and battery life: 190mAh polymer lithium battery, standby time 25-30 days, use time 7-10 days Button: 1 power button on the side Charging method: magnetic charging Waterproof: support IP68 Motor: support Heart rate sensor: VC11 Watch support languages: Chinese, English (default), German, Russian, Spanish, Portuguese, French, Japanese, Italian, Polish, Czech (synchronized mobile phone) APP supported version: support Android 5.0 or above, support IOS 9.0 or above Sports modes: walking, running, cycling, mountaineering , swimming, yoga, elliptical machine, basketball, football, table tennis, badminton Health function: heart rate, sleep, blood pressure, blood oxygen Other functions: Bluetooth music control, camera, clock (5 dials), stopwatch, alarm clock, app dial and custom dial Bluetooth push information: news, Twitter, Facebook and other timely information Information synchronization: watch information can be synchronized and uploaded to the mobile application for analysis Product size (mm): 49.42*43.46*10.2mm