Porodo Magnifico 2 Smart Watch - Watch Case Zinc Alloy Screen Size 2.1 Inch Screen Resolution IPS 240 x 296 Flash Memory 16MB Charging Time 3H Working Time 2 to 3 Days Bluetooth 5.0 And Above 5 to 7 Days Without Bluetooth Battery Capacity 200mAh G Sensor HS1902 Bluetooth V3.0 V5.3 System Compatibility Android 5.0 And Above iOS 9.0 And Above