AK-E04 Bluetooth 4.0 Smart Armband with Electrocardiogram Photoplethysmography and Multisport Mode

AK-E04 smart bracelet with 1.3 "HD color screen and Bluetooth 4.0 connection for Android (4.4 or higher) and iPhone (iOS 8.2 or higher). Functions: • Call, SMS and WhatsApp notification by vibration (application download required free). • Anti-loss function. • WhatsApp, Facebook, Twitter notifications (app required). • Alarm (configurable from app). Health functions: • Electrocardiogram • Photoplestimography: measures the heart rate using photo-diodes and green LEDs that are reflected depending on blood flow. • Pedometer with step counter. • Burned calories meter. • Distance traveled meter. • Sedentary control (configurable through app). • Heart monitor. • Blood pressure monitor • Blood oxygen monitor • Sleep monitor (in the app) • Multisport mode CPU:Nordic NRF52832 Compatible: iOS 8.2 and Android 4.4 and higher Display: HD Col PVC Metal Alloy