Xiaomi Watch S4 15th Anniversary Edition
- XRING T1 4G long-lasting watch chip; CPU maximum frequency: 500MHz; Network support: 4G VoLTE
- Xiaomi HyperOS 2
- Supported Systems: Android 8.0 or iOS 12.0 and above
- Language: Simplified Chinese, Traditional Chinese, English
- Supported BeiDou,GPS,GLONASS,Galileo,QZSS
- Bluetooth 5.3
- NFC Function: Supported
- 1.43-inch (466 x 466 pixels) AMOLED screen, 326PPI, up to 2200 nits brightness, 256 levels of adaptive brightness, Dragon Crystal Glass protection
- 5ATM water-resistant
- Dimensions: 47.3mm × 47.3mm × 12mm; Weight: 44.5g
- Strap Material: Viton + nylon braided strap: 135~210mm
- You must provide a complete and accurate shipping address with matching postal code; incorrect details will cause delays or returns.
- If you fail to pick up the parcel or refuse delivery, the parcel may be returned and you are responsible for any return fees, and re-shipment costs.
- Standard delivery takes 7–14 business days (varies by destination).
- Taxes & Duties:Enjoy tax-inclusive shipping.
- Please add items to the cart, and then enter your destination to get a shipping cost estimate.
- Once shipped, cancellations are not accepted.
Display
Size: 1.43-inch AMOLED screen
Resolution: 466 × 466 pixels
Pixel Density: 326 PPI (sharp and detailed)
Brightness:
Global Brightness: 1500 nits (clear visibility in daylight)
Peak Brightness: 2200 nits (great for HDR or high-brightness scenarios)
Battery
Capacity: 486 mAh (offers decent to strong battery life depending on usage and optimization)
Water Resistance
Rating: 5ATM — Water-resistant up to 50 meters, suitable for swimming and daily water exposure (not recommended for diving)
Sensors
Heart Rate Sensor (includes blood oxygen monitoring)
Accelerometer
Gyroscope
Geomagnetic Sensor (for directional navigation)
Barometer (for altitude detection)
Ambient Light Sensor (for automatic brightness adjustment)
Hall Sensor (detects magnetic field changes, e.g., for flip-to-wake features)
Charging Interface
Magnetic Contact Charging — Easy to align and convenient for daily use
Buttons & Controls
Top Button: Rotating crown (used for scrolling, navigation, zoom, etc.)
Bottom Button: Power button (used for power on/off and quick access functions)
Audio Features
Microphone: Supports voice assistant, calls, and voice input
Speaker: Supports voice output, music playback, and call audio
