OLLIVAN Xiaomi Mi Band 4 Fitness Tracker


Display and Design

• 0.95″ AMOLED Color Display

• 120*240 Pixels

• Screen brightness up to 450 nits

• 2.5D tempered glass


• 135mAh battery capacity

• Up to 20 days

• Recharging time ~2 hours

Water Resistance

• 5 ATM water resistant up to 50m

Activity Tracking

• Count steps, distance, calories burned

• 6 Workout Modes: Treadmill, Exercise, Outdoor Running, Cycling, Walking, Swimming

Health Monitoring

• 24/7 Heart rate monitoring

– Heart rate alerts

• Sleep monitoring

• Idle alerts


• Bluetooth 5.0

System Requirement

• Android 4.4, iOS 9 and above

Other Features

• Alarm clock

• Timer

• Find phone

• Event reminder

• DND mode

• Music controls on band

Easier and Smart Daily Life




Battle Ropes

Whether you’re doing high-speed battle rope training or an aerobic battle rope workout,

Mi Smart Band 4 will track your heart rate, calories burned and more


Tracks your pace and step count

Maintain a safe workout, whether you’re running short or long distance


5 ATM water resistant up to 50m

Recognizes 5 different swim styles

Records 12 data sets including swimming pace and stroke count

Easier and Smart Daily Life




Power Walking

5 core data sets

Helps you improve power walking efficiency


Check your heart rate in real time to make sure you get the best workout as you climb mountain roads or dash around the city

Sleep Monitoring

Accurately Record Every Night’s Sleep Information, Deep Sleep and Light Sleep Data

Help you Adjust your Sleep Habits to Have a More Healthier Lifestyle

Easier and Smart Daily Life





Wristband Alarm

A light vibration gently wakes you up for a more comfortable morning

Mi Fit App

Continuously record heart rate, sleep health other data

Heart Rate Monitoring

Heart Rate Sensor Accurately Reads 24-hour Heart Rate Changes and is Always Available Detect Current Heart Rate

Sedentary Reminder

When you are too Busy to Forget the Time, Xiaomi Mi Band 4 will Vibrate Gently to Remind you to Get up and Walk to Wake up Better Physical Condition

How to connect Xiaomi Mi Band 4 to your phone?




“Mi Fit” App

1. Download and install Xiaomi Mi Band 4 app and open it Search “Mi Fit” in Google play store or App store to download

2. Click “Profile”, and add new device and select “Band”

“Mi Fit” App

3. Bring Xiaomi Mi Band 4 closer to your phone

“Mi Fit” App

4. Tap the band to pair while Xiaomi Mi Band 4 is vibrating

Then Xiaomi Mi Band 4 has paired with your phone successfully. If you can’t pair Xiaomi Mi Band 4 with your phone, please make sure the Mi Fit App is the latest version and repeat the above 4 steps

More than 380 personalized theme settings


What is in the box?

Package Contents:

Mi smart Band 4 * 1 (Standard Edition)

Specialized Charging Cable * 1

English User Manual * 1

Q: Does any other lanuages will be in the smartband (Chinese Version)?

A: Now, its default language is Chinese. But it supports English. If your phone language is English, then the device shows phone language regardless where you are; Currently not support other languages


With the “Mi Fit” app, you can activate useful features and monitor your fitness, set notification alerts

Features and Spesification

  • Upgrade 0.95″ Color Screen: Bigger screen displays a comprehensive and obvious activity information; Simply lift your wrist to view directly the time and tap the button for steps, heart rate and other activity information; Also it can not only remind you via vibrating when your phone receives calls, messages or other notifications such as from Facebook, Twitter, or WeChat, but also displays details on the screen directly, such as readable content of massage and name or ID of the caller etc
  • Upgrade 135mAh Battery Capacity: With built in 135mAh Lithium ion polymer battery, long battery life, charge it once, the battery will last for over 20 days under normal use; With a skin-friendly strap made from soft thermoplastic elastomer, and a secure locking mechanism that makes the Mi Band 4 comfortable to wear during low and high intensity activities
  • Bluetooth 5.0: Download “Mi Fit”, Connect via Bluetooth (Android 4.4/iOS 9.0 phones or later) to see notifications from app messages (WhatsApp, Facebook, etc.), incoming calls, caller ID, SMS and activity goals; Note: Currently only support Chinese and English, Before the device is paired with your phone, its default language is Chinese; If your phone language is English, then the device shows phone language regardless where you are
  • 50 Meters Swimming Waterproof Smart Band: 50M Waterproof Rating, Xiaomi Mi Band 4 can work well 50m under water, which can fulfill all your daily routines, whether you are surfing, swimming or running in the rain; 5ATM (Swim or Shower in not-hot water), showing swimming time, speed, distance, calories and other data
  • Heart Rate Monitor and Sleep Monitor: This fitness tracker can track your heart rate 24 hours automatically and continuously. You can check the dynamic curve chart of your heart rate throughout the day on the App by analysing the data thoroughly such as sleep time, sleep depth and sleep awakening, driving to improve sleep quality

Product Info

  • Color Black
  • Features Xiaomi Mi Band 4 fitness tracker 0.95″ AMOLED color big display, upgrade 135mAh battery capacity and more than 380 personalized theme settings
  • Batteries included? Yes
  • Brand name OLLIVAN
Review Date
Reviewed Item
Xiaomi Mi Band 4 Fitness Tracker, Newest 0.95” Color AMOLED Display Bluetooth 5.0 Smart Bracelet Heart Rate Monitor 50M Waterproof Bracelet with 135mAh Battery up to 20 Days Activity Tracker (Global)
4.7 of 5 stars, based on 80 reviews