AK77 BT Call Smart Watch, Support Blood Oxygen / Blood Pressure / Heart Rate / Sports Health Monitoring Fitness Tracker(Silver Steel)

Smart watch with health monitoring features. It tracks blood oxygen, blood pressure, heart rate, and supports various sports modes.

• Memory: 128M
• CPU: Jerry JL7013A6
• Display: 1.43-inch AMOLED, resolution: 466 x 466
• Bluetooth: BT 5.2
• Waterproof grade: IP67
• Battery: 400mAh
• Charging method: 2PIN magnetic suction line
• Dimensions: 47 x 47 x 11mm (excluding heart rate protrusion)
• Bracelet width: 22mm
• Total strap length: 265mm
• Adjustable strap area: 170-248mm
• Supports 11 commonly used sports modes and 50+ additional sports modes
• Dynamic heart rate trend and data analysis
• Blood oxygen detection using red light and infrared light sensors
• Message and call reminders for various apps
• Supports multiple languages for watch and app
• Compatible with Android OS version 6.0 or higher
• Compatible with Apple iOS version 9.0 or higher