Specification:
Bracelet size: L*W*H=54.3*15.5*10.2MM/0.18*0.05*0.03inch
Color: Black,Green,Red
Major function: Sports records (pedometer, miles, calories), heart rate measurements, heart rate monitoring, sleep monitoring, and instant messaging
Compatible System: Android4.0 (above), IOS7.0 contain) above
FLASH memory: 38Kb+4Mb
Type: OLED
Screen size: 0.87 inches
Resolution: 128*32 PPI
BT: BT4.0
Battery type: Lithium polymer(60mAh)
Charging Method: USB
Waterproof Level: IP67
Charging time: About 1.5H
Life time: Use 5 days, standby for 7 days
Wristband size: Total length 235MM, adjustable length 155-210MM
Appearance material: Main body: Plastic
Wristband: thermoplastic elastomer + stainless steel
Package includes:
1 x Smart Band
1 x Charging Cable
1 x User manual

Note:
Software features:
1.Take steps, sleep, real time heart rate, smart alarm clock, shake, take pictures.
2.Personal information, intelligent anti lost, her bright screen, sedentary reminder, bright screen time, find the bracelet.
3.Call reminders, SMS alerts, QQ alerts, WeChat alerts, and more push ups.
4.Support 20 languages:English、 Chinese、Spanish、Base、 Ukrainian Russian、 Chinese(Traditional)、 French、 Japanese、 Ltalian、 German、 Korean、 Thai、 Polish、 Danish、 Turkish、 Czech、 Romanian、 Hungarian、 Portuguese(Portugal).