---
product_id: 772201271
title: "Watch S4 41mm, Smartwatch, Ultra-lightweight 32g body, Menstrual cycle prediction, 150+ sports modes, Safety guardian features, HyperOS 3, White"
brand: "xiaomi"
price: "$387.05"
currency: USD
in_stock: true
reviews_count: 13
category: "Xiaomi"
url: https://www.desertcart.us/products/772201271-watch-s4-41mm-smartwatch-ultra-lightweight-32g-body-menstrual-cycle
store_origin: US
region: United States of America
---

# 150+ sports modes for every workout Ultra-light 32g stainless steel body Safety guardian with emergency SOS Watch S4 41mm, Smartwatch, Ultra-lightweight 32g body, Menstrual cycle prediction, 150+ sports modes, Safety guardian features, HyperOS 3, White

**Brand:** xiaomi
**Price:** $387.05
**Availability:** ✅ In Stock

## Summary

> ⌚ Elevate your wrist game with smart precision and safety in style!

## Quick Answers

- **What is this?** Watch S4 41mm, Smartwatch, Ultra-lightweight 32g body, Menstrual cycle prediction, 150+ sports modes, Safety guardian features, HyperOS 3, White by xiaomi
- **How much does it cost?** $387.05 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/772201271-watch-s4-41mm-smartwatch-ultra-lightweight-32g-body-menstrual-cycle)

## Best For

- xiaomi enthusiasts

## Why This Product

- Trusted xiaomi brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Featherweight Elegance:** Ultra-light 32g stainless steel case with diamond-embedded crown—style meets comfort for all-day wear.
- • **Your Safety, Instantly:** Triple-click crown triggers emergency calls and location sharing; 3-second press activates siren and real-time tracking—peace of mind in a tap.
- • **All-in-One Health Command:** One-tap health check monitors heart rate, blood oxygen, stress, and sleep—your wellness dashboard on the wrist.
- • **Cycle Smart, Live Smarter:** Advanced 0.1°C precision sensor predicts menstrual cycles with 24/7 skin temperature tracking—empower your health insights.
- • **Seamless HyperOS 3 Experience:** Prioritized notifications and smart alerts keep you focused and connected without distractions.

## Overview

The Xiaomi Watch S4 41mm combines a sleek, ultra-light 32g stainless steel design with cutting-edge health tech including menstrual cycle prediction via a high-precision temperature sensor, 150+ sports modes, and robust safety guardian features like emergency SOS and real-time location sharing. Powered by HyperOS 3, it delivers prioritized notifications and a seamless user experience, making it the ultimate smartwatch for health-conscious professionals who demand style, functionality, and security.

## Description

From the manufacturer

Review: Great watch especially for smaller wrists - Been using this for a few months now, brought as an upgrade from the band 4. Works great, battery life is better than a lot of other makes. Just be careful of what watch face you use to prolong battery as some are high drainage. I have small wrists and this one doesn't look or feel to big on me.
Review: Great smartwatch - Fantastic smartwatch, greatprice, battery life 7-9 days

## Features

- Design:Stainless steel body, multifaceted-cut crown, minimalist lugs, inspired by classic wristwatch aesthetics. The metal version features a diamond-embedded crown for a touch of sparkle on the wrist.41mm compact case diameter, ultra-lightweight 32g body, 9.5mm slim profile.
- Upgraded Menstrual Cycle Prediction: Equipped with 0.1°C high-precision temperature sensor for 24/7 skin temperature monitoring, leveraging temperature fluctuation patterns to predict menstrual cycles.
- One-tap Health Check: Heart rate, blood oxygen, stress, and sleep health assessed in one tap — quickly understand your health status.
- Safety Guardian Features:Triple-click crown button, automatically calls emergency contacts and shares precise location. (Requires pre-configuration in Mi Fitness App). 3-second long press: Activate Safety Mode to share real-time location with emergency contacts or activate siren to draw attention.
- Xiaomi HyperOS 3: Focus Notifications, Prioritized alerts from system apps and Mi Home.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0FGK8CPX5 |
| Age Range Description | Adult |
| Band Colour | Leather Strap(White) |
| Band Material Type | Leather |
| Band Width | 26.94 Millimetres |
| Battery Average Life | 4 Hours |
| Battery Capacity | 320 Milliamp Hours |
| Battery Cell Type | Lithium Ion |
| Battery Charge Time | 60 minutes |
| Battery Power | 1.24 Watt Hours |
| Battery capacity | 320 Milliamp Hours |
| Best Sellers Rank | 15,830 in Electronics & Photo ( See Top 100 in Electronics & Photo ) 565 in Smartwatches |
| Box Contents | watch，cable，user manual |
| Brand Name | XIAOMI |
| Case Material Type | Stainless Steel |
| Closure Type | Buckle |
| Colour | White |
| Communication Feature | Bluetooth |
| Compatible Devices | Smartphone |
| Compatible Phone Models | Android Devices, iOS Devices |
| Connectivity Technology | Bluetooth |
| Connectivity technology | Bluetooth |
| Country of Origin | China |
| Customer Reviews | 4.5 out of 5 stars 698 Reviews |
| Display Type | Digital |
| GPS Geotagging Functionality | Built-in GPS |
| Human Interface Input | Buttons, Dial, Touchscreen |
| Item Dimensions | 9 x 41 x 41 millimetres |
| Item Weight | 32 Grams |
| Manufacturer | Xiaomi |
| Memory Storage Capacity | 32 GB |
| Memory storage capacity | 32 GB |
| Metrics Measured | Heart Rate Monitor, Blood Oxygen Monitor, Stress Monitor, Sleep Duration |
| Model Name | Xiaomi Watch S4 41mm |
| Model Number | M2502W1 |
| Operating System | Xiaomi HyperOS 3.0 |
| Operating system | Xiaomi HyperOS 3.0 |
| Product Features | Activity Tracker, GPS, Multisport Tracker, Time Display, Touchscreen |
| Product Warranty | 2 year warranty |
| Resolution | 240 x 280 |
| Screen Size | 1.32 Inches |
| Shape | Round |
| Special feature | Activity Tracker, GPS, Multisport Tracker, Time Display, Touchscreen |
| Style Name | Xiaomi Watch S4 41mm |
| Supported Application | Alarm, Fitness Tracker, GPS, Music Player, Phone, Time Display |
| Supported Satellite Navigation System | GPS |
| Target Audience | Boys, Men, Unisex Adults, Unisex Youth, Women |
| Unit Count | 1.0 count |
| Warranty Type | Limited |
| Water Resistance Level | Waterproof |
| Waterproof Rating | 5ATM |
| Wearable Computer Type | Smart Watch |
| Wireless Compability | Bluetooth |
| Wireless Provider | Unlocked for All Carriers |
| Wireless communication standard | Bluetooth |

## Product Details

- **Battery capacity:** 320 Milliamp Hours
- **Battery cell composition:** Lithium Ion
- **Connectivity technology:** Bluetooth
- **GPS:** Built-in GPS
- **Memory storage capacity:** 32 GB
- **Operating system:** Xiaomi HyperOS 3.0
- **Screen size:** 1.32 Inches
- **Shape:** Round
- **Special feature:** Activity Tracker, GPS, Multisport Tracker, Time Display, Touchscreen
- **Wireless communication standard:** Bluetooth

## Images

![Watch S4 41mm, Smartwatch, Ultra-lightweight 32g body, Menstrual cycle prediction, 150+ sports modes, Safety guardian features, HyperOS 3, White - Image 1](https://m.media-amazon.com/images/I/71g+xub4l+L.jpg)

## Available Options

This product comes in different **Color** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great watch especially for smaller wrists
*by S***W on 15 May 2026*

Been using this for a few months now, brought as an upgrade from the band 4. Works great, battery life is better than a lot of other makes. Just be careful of what watch face you use to prolong battery as some are high drainage. I have small wrists and this one doesn't look or feel to big on me.

### ⭐⭐⭐⭐⭐ Great smartwatch
*by K***A on 19 May 2026*

Fantastic smartwatch, greatprice, battery life 7-9 days

### ⭐⭐⭐⭐ Good product
*by T***Y on 23 March 2026*

Delivery was quick and the watch is great

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**Shop now:** [https://www.desertcart.us/products/772201271-watch-s4-41mm-smartwatch-ultra-lightweight-32g-body-menstrual-cycle](https://www.desertcart.us/products/772201271-watch-s4-41mm-smartwatch-ultra-lightweight-32g-body-menstrual-cycle)

---

*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-07-06*