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What It Is:OPTA Unisex Black Bluetooth Smart Watch SB-155Features:Heart rate detection/Blood pressure/Blood Oxygen detection,Sleep monitor detection (Sleep time ,Sleep quality) Note- This data is only for your reference to adjust your exercise and NOT for medical purposes.Support multiple sports modes: walking, running, cycling, skipping, badminton, basketball, football ,SwimOn & Off dispaly,Calls to remind,SMS Reminder,Third-party messaging reminder Multilingual push Clock alarm,Remote Camera,Stop timeMulti-function tracker: Have all the micro trackers you need: pedometer, stopwatch, Sendetary reminder, calorie counter, sleep monitoring.Screen 1.3inch screen Resolution 240*240 Battery 150mAh APP WearFit 2.0Warranty: 6 months

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