Xiaomi Redmi Watch 4 smartwatch

Features:

Major screen improvement:
- Enjoy the largest screen yet on the Redmi Watch, with a 26% increase in viewing area*. This, coupled with a high refresh rate of 60Hz, delivers incredibly smooth and silky images.

Aluminum alloy frame:
Two classic colors:
- The Redmi Watch 4 adopts a strong and reliable aluminum alloy frame* for the first time to elevate its design. Set the trend with the two color options available.

Stainless steel rotating crown. Innovative interactions:
- The stainless steel rotating crown is exquisitely finished and brings a touch of high-end elegance to even the smallest details, and its smooth turning provides a more comfortable experience.
- The latest generation improved quick release structure makes it easy to replace the strap. Various strap options* allow you to change styles whenever you want.

More than 200 stylish dials:
Express your individuality:
- Discover our wide range of stylish watch faces to suit your unique style.
- With a variety of fun watch faces and customizable components, you´ll be able to alter the style and functionality to your liking.

20-day battery life:
A long-lasting companion:
- Equipped with a large battery and a low-power chip optimized for longer battery life. Enjoy an extended battery life of 20 days in normal use mode. Portable magnetic charging allows you to charge with a simple touch and forget about worries.

Bluetooth® phone call:
Raise your wrist to communicate:
- The Redmi Watch 4 connects to your smartphone via Bluetooth, allowing you to view and reject calls from the watch, as well as hold conversations with the built-in microphone and speaker without having to take out your smartphone.

4 channels PPG sensor configuration Greater monitoring precision:
- The PPG* sensor configuration has been updated to include 4 channels, helping to increase the accuracy of health monitoring.

Smart sleep monitoring:
- With the help of scientific and meticulous sleep monitoring technologies, the watch records your sleep status in real time in different phases, such as deep sleep, light sleep and REM, to improve your sleeping habits and quality.

Monitoring blood oxygen saturation throughout the day:
- The watch will send you vibration alerts when your blood oxygen saturation is too low.

All-day heart rate monitoring:
- Continuous and accurate heart rate monitoring protects your cardiovascular health at all times.

Stress monitoring:
- The watch will send you breathing exercise alerts when your stress level reaches 80 twice in a row during your waking time*.

More than 150 sports modes. All your favorite activities:
- It adapts to a wide range of professional sports modes, such as indoor and outdoor running, walking, cycling and many more. Before exercising, you can warm up* by following the videos of a professional trainer and adopt the correct posture to avoid sports injuries.

Independent satellite positioning. Follow your training route at any time:
- Being equipped with an independent GNSS chip, it works with or without the smartphone. Supports five positioning systems to deliver precise tracking of every step.

5 ATM. Professional water resistance:
- With a water resistance of 5 ATM*, it is suitable for 18 water sports, allowing you to enjoy your time in the water comfortably. The automatic drain function gives you maximum convenience.

My Fitness app:
Daily health data at your fingertips:
- Daily health statistics such as heart rate, fitness and sleep are displayed in detail to provide a clear picture of your health. Syncing data with Strava and Apple Health is also very simple.

24-hour security protection:
- In an emergency, press the crown button three times quickly to alert your emergency contact*. Your safety is always the top priority.


Specifications:

- Dimensions: 47.5 x 41.1 x 10.5mm
- Height, width and thickness dimensions do not include strap or protruding parts
- 31.5g (without strap included)
- Frame: Aluminum alloy frame

Belt:
- Obsidian Black: TPU Strap
- Size: 135~205mm
- Silver Grey: TPU strap
- Size: 135~205mm

Sensors:
- Heart rate sensor (with blood oxygen sensor) | Accelerometer | Gyroscope | Ambient light sensor | Electronic compass
- Satellite positioning systems
- GPS | Galileo | Glonass | BeiDou | QZSS

Battery:
- Normal use time: 20 days
- Capacity: 470mAh

Screen:
- 1.97´ ultra-large square AMOLED display
- 60Hz refresh rate
- 5Hz LTPS
- Brightness: Up to 600 nits
- Integrated GNSS: supported
- Speaker: supported
- Bluetooth calls: supported
- 5 ATM water resistance