Hembeer HR Heart Rate Monitor Smart Wristband Black/Orange/Green/Blue/Purple Armband Step Counter Band for iphone Android

Case Material: PlasticFunction: Passometer,Social Media Notifications,Message Reminder,Sleep Tracker,Heart Rate Tracker,Alarm Clock,Call Reminder,Fitness TrackerBrand Name: HembeerTouch Screen: YesModel: hembeer id107Style: SportApplication Age Group: AdultBand Material: RubberWaterproof Grade: Life WaterproofBand Detachable: YesLanguage: EnglishScreen Type: LEDCompatibility: All CompatibleScreen Style: Rectangle/Square-shapemodel number: heart rate monitor smart braceletbluetooth version: bluetooth 4.0support : support above android 4.4 & above ios 7.0screen: 0.49inch OLED screenstrap materia: TPEbattery: 70mAhcharge time: 1~1.5hoursstandby time: 5~10daysheart rate monitor: 24 hour real time to monitorCPU Chip: NORDIC NRF51822