Features:
Pedometer: Automatically record your steps, moving distance and calories consumption everyday to help you design your daily exercise.
24H Real-time heart rate monitor and remind. Real-Time Clock. Self-timer function: Remotely control the phone camera via Bluetooth.
Auto recognize sleep status, track your sleep hour and sleep quality and wake you up gently by smart alarm.
Send notification alerts straight to the wrist so you don't miss another call or short message - especially when your phone is tucked away in a bag or pocket. It can show caller's name.
Compatible with IOS and Android system (Android 4.4 and above or iOS 7.1 and above): Easily connect a cellphone through Bluetooth.

Specification:

ChipetNordic  nRF51822AC
Heart Rate SensorSilicon labs Si1142
Gsensorkx022-1020
Control ModeLift wrist display, touch screen
VibrationReal-time vibration alert (non Bluetooth connection status)
Screen Size0.49 inch
Screen TypeOLED
Data TransferLow consumption BT 4.0
System CompatibilityAndroid 4.4 and above or iOS 7.1 and above
Waterproof And DustproofIP67
Battery TypePolymer lithium battery
Battery Capacity70mAh
Standby TimeAbout 6-7 days
Charging ModeUSB direct charge
Charging Time1~2 hours
Main MaterialTPE
APP LanguageChinese, English, Japanese, German, French,  Korean, Spanish, Italian, Russian
SizeAs the pictures show
Package Weight73g
ColorBlue, Green, Orange, Black, Purple (Optional)
Quantity1pc

Package included:
1 x Bluetooth Wristband
1 x Charging Cable
1 x User Manuel