CPU：BT V4.0 BLE
Display：0.96 inch, 64*128
Acceleration：3-axis G-sensor
Heart rate：Dynamic heart rate detection
Battery：90ma Lithium-ion polymer rechargeable battery
Motor：Built-in,remind with vibration
Font：Full character display
Charge：5V USB jack，charge by PC USB
Water-proof level：IP67，Swimming, diving
Using time：about 10 days
System parameter
OS requirement：android 4.3 and above， IOS 7.0 and above，with BT 4.0"
Data Sync：data synchronization to mobil app
Data storage：Storage 7 days' sports data
Compatibility：Support phones android based and IOS based
Operation mode：Touch button operation，power on/off，reset
special function：12/24 hours system, date and week display，Power display
Sports and Health：Pedometer，Distance，Calorie
Heart rate：Dynamic heart rate
Sleep tracking：Slepping time，Sleeping quality
Bicycle-riding mode：Riding time
Multiple movement mode：Rope skipping ，Jumping jacks，Sit-ups，Running mode Alert & Notification function Call reminder(Android, IOS), cotact name display：
Antilost warning，Clock alarm ，Sedentary reminder

• Streamlined, practical modern: learn from sports car design inspiration, to the rigorous process to create the fashionable modelling of dynamic shape and smooth curve, the heart rate monitor to fashion, health, science and technology together
• Heart rate pattern: S2 can leave the phone alone open hand ring pattern of heart rate
• Cycling mode: open the s2 cycling mode, start riding bracelet is induced and record your riding time
• Step model: S2 will automatically open step model, the steps will be taken in daily life record summary report generation, contains the steps, the walking distance and consume more calories
• Waterproof IP67 level: swimming also can rest assured to wear, can not only protective particles of dust of everyday life, corrosive materials such as cosmetics, sweat, you can even wash directly

Streamlined, practical modern: learn from sports car design inspiration, to the rigorous process to create the fashionable modelling of dynamic shape and smooth curve, the heart rate monitor to fashion, health, science and technology togetherYMS