M4 Smart Watch Band Heart Rate Blood Pressure Monitor Tracker Fitness Wristband

M4 Smart Watch Band Heart Rate Blood Pressure Monitor Tracker Fitness Wristband


Out of stock




100% new label and high quality


Operation mode: touch operation


Power on: long press function key




High sensitive touched screen, can achieve various operations, information, content, step, calories, distance, weather, heart rate and other functions to quickly view, thus opening intelligent life. Made of thermoplastic elastomer, it is more comfortable to wear, double-breasted design, let you exercise without falling off. Recording heart rate is nice for knowing your health and exercise status, using reflection. Photoelectric signal detection principle records your heart rate, 24h continuous detection your heart rate. Automatically record the number of steps, burn calories. You can choose the exercise program that suits your life rhythm, Nothing is more than sweating after exercise. Sweating can relax yourself, stick to exercise, and make yourself a nicer self. The bracelet automatically detects your sleep and generates a sleep report.




Charging voltage 5V Current 1A-2.1A Charging time 2 hours-


About standby time 5-7 days


All-day activity tracking: steps, calories burned, mileage, and heart rate.


Smart reminder:call reminder, messaging push, sedentary reminder.


More features: phone search, remote camera shoot, stop watch.


Continuous heart rate monitor:Continuous, automatic heart rate tracking right on your wrist per second.


0.96″ TFT color touch screen: HD screen, easy to read all fitness data.


Customization clock faces

Bluetooth 4.0, compatible with Android 4.4 and above system, ios 8.0 and above system.

Bracelet push support language: Nearly 200 national languages worldwide, pushing for global fonts

APP support language: Russian, German, Italian, Japanese, French, Simplified Chinese, Traditional Chinese, Portuguese, Spanish, Arabic, Korean

System Requirements:Android 5.0 or above; iOS9.0 or above;Support for Bluetooth 4.0.

Device connection

For the first time, you need to connect to the APP for calibration. After the connection is successful, the bracelet will automatically synchronize the time.

Open the phone app →click to start scanning → click on the device connection

After the pairing is successful, the APP will automatically save the Bluetooth address of the bracelet, and when the APP is opened or running in the background, it will automatically search and connect the bracelet;

Android mobile phone Please ensure that the APP runs in the background and the mobile phone system settings are given all permissions such as running the background and reading the contact information.

When the device is turned off, touch and hold the function button for more than 3 seconds to turn the device on

In the Bluetooth address interface of the bracelet, press and hold the 2 second wristswitch to turn off the phone. Short press will exit the shutdown page

Bracelet reset device This function will clear all data of the bracelet (such as step counting)

Under the power on state, touch the short press function key to light up the screen

Whether the default clock page of the bracelet, press the short press function key to switch to view different pages, no operation default five-second screen

Switch to the heart rate three-in-one interface to start the test, heart rate three-in-one interface 60s timeout automatically off screen (heart rate and blood pressure need bracelet hardware support)

Package Included:

1x Smart bracelet

1 x USB charging cable

1 x User manual


Availability: Out of stock

Additional information

Weight 8 oz
Dimensions 2 × 2 × 2 in


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