AK-R1 Smart Bracelet with Blood O2 and Blood Pressure Mini Monitor

AK-R1 smart bracelet with blood O2 and blood pressure minitor. Functions: • Notification of notifications from applications such as WhatsApp, Facebook, Wechat, etc. and SMS messages; with sample of messages. • Notices of incoming calls. • Stopwatch. • Remote control of smartphone music. • Supported languages: Spanish, French, Italian, English, Japanese, Korean, German, Russian, Portuguese, Arabic, Chinese. Health features: • Heart monitor. • Blood pressure and blood O2 monitor. • Pedometer with step measurement, calorie estimation, distance traveled, etc. • Notice of sedentary lifestyle. • Sleep monitor (via app). Chip: TLW8266 Screen: 0.96 inches, 160x80 pixels resolution. Touch area of ​​pulsation. Battery: 90mAh Standby time: between 15 and 20 days. Normal time: up to 5 - 7 days. Loading time: 2 hours approximately. Compatibility: iOS 8.0 and Android 5.0 or higher. PVC and metal alloy