HayLou RS 4 Plus Smart Watch

Brand: HaylouModel: Haylou RS4 PlusResolution: 368 × 448 pixelsBattery Capacity: 230 mAhDimensions: 45.2 × 37.2 × 10.4 mmWeight: 57.6 g (with strap)Display Type: 1.78″ AMOLED displayOperating System Compatibility: Android 6.0 or iOS 11.0 and aboveConnectivity: Bluetooth 5.1Sensors: Heart rate sensor, motion sensor, SpO₂ sensorOther Features: App Name – Haylou Fun