Product Parameter:
*GR5515 Main Chip
*1.28"  IPS Full touch Round screen,240*240 dpi
*200mAh Li-ion polymer Battery,5-7 days work time ,About 15 days Standby time
*256M Local Music Storage,which can store about 50 songs
*IP67 Waterproof Level
*Bluetooth 5.1
*Main shell material:zinc alloy, Strap material:Steel/TPU
*Watch Size: 45mm*45mm*11.5mm
*Watch Weight: 50g

Main Functions:
*Heart rate,Blood pressure,Blood oxygen,Sleep Monitor
*music player,Music storage,Connect TWS headset
*Pedometer,Bluetooth call,Contact person,Phone dialing,Sedentary Reminder(APP),Remote Camera ,Female menstrual cycle,Weather forecast
*Notification(Withcontent  for Facebook, twitter,What app,Wechat,Messaging,Calling) Optional

Compatible System:
Android 4.4 above,IOS 9.0 above