Product details
Xiaomi Watch S4 BT Calling Smart Watch - Black — Everyday fitness and notification tracking in a watch built for regular wear.
Key numbers at a glance: battery 486mah lithium-ion, magnetic charging dock. Full details are in the specification table below.
Key Features
- Premium 47mm smartwatch with aluminum alloy frame and interchangeable bezels
- 1.43-inch AMOLED display with up to 2200 nits peak brightness for crystal-clear visibility
- 24/7 heart rate, SpO2, stress, and sleep tracking for continuous wellness monitoring
- Dual-frequency GNSS with GPS, Galileo, GLONASS, BeiDou, and QZSS support
- Over 150 sports modes including ski-specific coaching and fall detection
- 60-second health report and guided breathing exercises for quick check-ins
Specifications
| Dimensions | 47.3mm × 47.3mm × 12.0mm (excluding strap) |
| Weight | Approximately 44.5g (without strap) |
| Strap Options | Fluororubber or Nylon blends, 135–210mm adjustable |
| Display | 466 × 466 resolution at 326 PPI, 60Hz refresh rate |
| Battery | 486mAh lithium-ion, magnetic charging dock |
Warranty: 7 days warranty. Delivery: Ordered today, dispatched quickly — cash on delivery available all over Bangladesh.