Product Review

★★ Note: The measurement results of YZJ fitness tracker are for reference only and cannot be used for medical purposes.

★★ OS requirements: Android 4.4 and IOS 8.0 or above versions supported. (for smartphones only, not for PC, iPad or tablet)

★★ How to measure BP and HR？

Please put the fitness tracker on your hand and click on the interface to the blood pressure,stay for a little while,the blood pressure will appear. Similarly, measuring the heart rate is also the interface to click on the heart rate,stay for a little while,the heart rate will be displayed.

Function Instruction:

♛  time modes

♛  Sports record

♛  Calories mode

♛  Heart rate monitor

♛  Blood oxygen monitor

♛  Blood pressure monitor

♛  Sleep monitoring

♛  Call/Message/APP reminder

♛  Sedentary  alert

Specification : 

* Bluetooth Version: Bluetooth 4.0 or later 

* Bluetooth Transmission Distance: 10 Meters (33 feet) 

* Screen size: 0.96 inch 

* Screen type: OLED

* Battery type: Li Battery 

* Battery capacity: 80mAh 

* Material: upper casing: PC; strap: TPE 

* Working time:3-7days 

* Charging method: Built-in USB charging 

* Charging time: 1-2 hours 

* Weight: 0.81 Oz (23g) 

* Waterproof: IP67

Package :

1*Fitness Tracker

1*User manual