Smart bracelet B88 GPS color screen monitor blood pressure notifications

AK-B88 smart bracelet with 1.14 "color screen and Bluetooth connection for Android (4.3 or higher) and iPhone (iOS 8.0 or higher). Adjustable strap Features: • Call and SMS notification (free application download required). • Notifications from WhatsApp, Facebook, Twitter (app required). • Remote shooting of the smartphone camera (through the app). • Alarm (configurable from the app). • 9 types of interchangeable dials. • Adjusting the brightness of the screen Health functions: • Heart monitor • Blood pressure meter • Sleep monitor (via app) • Pedometer with step counter. • Distance traveled meter. • Calories burned meter. • Multisport function, with GPS activity tracking. • Menstruation control. Chip: Nordic NRF52832 Screen: 1.14 "TFT,135 * 240 pixels Internal memory: 512KB + 64KB Battery: 120mAh Bluetooth: v4.0 Water resistance: IP68 PVC Metal Alloy