• Display Function:   Time display, power icon display, date display, week display, Standard motor function (step, distance, calorie), Health examination function: heart rate, blood pressure monitoring, Sleep time display (deep sleep, light sleep). 
• Reminder function: Call, SMS, QQ, micro reminder (display content and name). Facebook, Whatsapp, Twitter, Skype, Line Reminder, Alarm clock, sedentary, drink reminders.
• Smart Anti-lost: Find the bracelet, disconnect the reminder.
• Movement Trajectory: Support walking, running, riding three sports mode trajectory, and track sharing (need mobile phone support).
• APP health measurement: Heart rate, blood oxygen, blood pressure, fatigue measurement. Blood pressure timing monitoring.
• Remote control camera: Support long press the hand ring remote control camera to take pictures.
• Other Functions: "Do not disturb" Mode, lift the screen on, time format settings, equipment reset, restore factory, Refused to answer calls.

• System Requirements: Android system 4.4 version or above; iOS system 8.0 version or above; Support bluetooth with 4.0 version.
• Bluetooth Version: BLE 4.0.
• Chip: NRF52832.
• Ram: 64K(Flash 512K).
• Screen: 0.66 inch OLED.
• Battery: 80mAh.
• Stand-by Time: 25 days.
• Working Time: 7 days.
• Motor: Built-in, the vibratng reminder.
• Waterproof level: IP67.
• Sensor: G-sensor.

Package contents:
1*LYNWO I8 Blood Oxygen Pressure Smart Wristband Watch
1*Charging  cable