YLW BL03 OLED Screen Smart Bracelet Waterproof IP67 Rechargeable li battery 70mAh

Specification

CPU: TI CC2541F256RHAR
Screen type: 0.42 inch OLED
G-Sensor: Yes
Charging: 5V
Battery: Rechargeable li battery 70mAh
Bluetooth: BT4.0
Heart Rate: Support
Waterproof: IP67
Standby time: 300 hours standby
Band Size: 235mm ,adjustable length:155-210mm
Weight: N.W. 6.9g
Compatiable: Android & iOS
Color: Blue,black,red,
Material: ABS+TPU 

Features

*Time,date,Battery lever display

*Sports+health: 
  Pedometer,distance, Calorie 
  Sleeping monitor(time+quality)
  Fitness goal setting 
  Fitness sharing 
*Reminder
  Calling reminder
  SMS reminder
  Anti lost reminder
  Clock 
  Sedentary reminder 
  Application message reminder
*Hear Rate Monitor