B78 Smart Bracelet with blood oxygen sport mode notifications

AK-B78 smart bracelet with 1.04-inch color screen, compatible with Android (4.4 or higher) and iOS (iOS 8.0 and higher). Adjustable metal strap. Includes magnetic USB charger cable. Functions: • Call and SMS notification by vibration (message notification only available for Android, free application download required). • Notice of applications for WhatsApp, Facebook, Twitter (necessary app). • Anti-loss function. • Alarm. • Remote control of the phone's camera. Health features: • Heart monitor. • Blood pressure. • Control of menstruation. • Pedometer with step counter. • Counter of calories burned. • Distance traveled (in KM). • Sleep monitor. CPU: Dialog NRF52832 130mAh battery. 1.04mAh screen. Bluetooth 4.0 Metal Alloy PVC