B20 Full Touch Screen best cheap fitness tracker
B20 smart Bracelet benefits：
Annual accumulative 1000 sets send 15 sets
Annual accumulative 3000 sets delivers 50 sets
Annual accumulative 5000 sets delivers 100 sets
Product core selling points
1.1.4 "TFP tempered glass full touch super experience large color screen
2. Toughened curved glass, metal shell, ABS plastic bottom shell, multi-color watch band
3. User defined switch main interface on app
4. Record of exercise mode (heart rate, steps, calories, mileage)
5. Heart rate, blood pressure, blood oxygen, sleep monitoring
6. Weather forecast, GPS track, call information reminder
7. Water drinking reminder, sedentary reminder, alarm clock
8. Heart rate is monitored every 30 minutes, and blood pressure is monitored every 10 minutes
9. QQ, wechat, Facebook, WhatsApp, twitter, Gmail, line and other reminders.
