Waterproof standard£ºIP-65£¨high level waterproof£©  
Strap material£ºsilicone 220mm  
Continue heart rate use time:12 hours  
Bluetooth£º4.0£¨low consumption£©  
RAM + ROM£º64KB RAM£«64KB ROM  
Sensor£ºgravity acceleration sensor  
Standby£º60 hours  
PCB size:34.6*14.5*0.8 mm  
LCD: 0.69 inch OLED 64*32 pixel  
Battery: 130mAh  
Motor: Yes  
Power:5V 1000ma  
Sync systerm: more than Android 4.3  
Function: Pedometer,heart rate,calories,sleep monitor,date and time,alarm,anti-lost,incoming call notification,message notification,information notification(just shaking),sync with smartphone