Compatible system: IOS7.1 and above, Android4.4 and above
Main functions: heart rate monitoring, step counting, calorie burning, distance, RTC display, automatic sleep monitoring, call reminder, information push, alarm reminder, anti-lost, remote control photo, etc.
Waterproof and dustproof: sweatproof, rainproof, splashproof
Display screen size 0.96 inches
Screen type: OLED
Connection parameters: Bluetooth Low-power Bluetooth 4.0 synchronization
Other parameters: appearance material TPE
Product size: main body: 43x18x12mm
Product net weight: 28g
Product color: black, red, purple, blue, green
Other features: touch screen: full touch screen
Note: Smart wristband not for medical use, please don't buy for check the health (heart problem, blood pressure problem) it's not for professional use.