Xiaomi S4 BT Calling Smart Watch

Product Details of Xiaomi S4 BT Calling Smart Watch

Features:

• 1.43" Amoled Ultra HD Boundless View
• Water Resistance
• 150+ Sports Modes

Specifications:

Display:

• 1.43-inch AMOLED Display
• 466 x 466 Pixels
• PPI 326
• 60Hz Refresh Rate
• Up to 1500 nits

Battery & Charging

• Capacity: 486mAh
• Battery Life: Up to 15 Days (Typical Usage)
• Fast Charging: 5 Min
• Charging Type: 2-Pin Magnetic Dock

Sensors:

• Heart Rate Sensor (With Blood Oxygen Sensor)
• Accelerometer
• Gyroscope
• Ambient Light Sensor
• Electronic Compass
• Barometer Sensor
• Hall Sensor

Design:

• Strap Size: 140-210mm
• Aluminum Alloy Frame
• Navigation Crown Button
• Dimensions: 47.3mm x 47.3mm x 12.0mm
• Weight: Up to 44.5g (Without Inbox Strap)

Connectivity:

• Bluetooth 5.3 (Supports Calls Via Smartphone Link)
• NFC (Mastercard & Visa Payments, Region-Dependent)
• Speaker & Dual Microphones
• Wireless OS: Xiaomi HyperOS 2
• Compatibility: Android 8.0+, iOS 14.0+

Others:

• Fall Detection (Skiing Mode)
• Magnetic charging pins
• NFC Supported
• Water Resistance: Up to 50M

Functions:

• 24/7 Heart Rate, Spo2, Stress, Sleep Monitoring
• 60-Second Health Report (Quick Wellness Check)
• Breathing Exercises (Relaxation, Focus, Sleep Aid)
• 150+ Sports Modes (Running, Skiing, Cycling, Etc.)
• Running Coach & Form Analysis (Vertical Ratio, Stride Metrics)