M8 multi-function smart bracelet heart rate sports bracelet

Product Type: Smart BraceletWrist strap size: 245mm*20mm*2.6mmBody size: 42mm*36.4mm*9.5mmTouch form: full touchBattery capacity: 170mAHTop cover: 2.5D tempered glassBody: zinc alloy (vacuum plating)Clasp: zinc alloy (vacuum plating)Strap: TPUHeart rate monitoringReal-time heart rate monitoringMonitor heart rate changes in real time during exercise, measure your real-time heart rate, blood oxygen and blood pressure, and protect your health in real time. born fashion sports wild Make healthy sports fashionable / funM324 round bracelet Function displayIntelligent life                                                                                                                                                                             A variety of functions, easy to use in life, smart reminder messages. Never miss WeChat, QQ, phone, SMS. heart rate monitoring, real-time step counting, sleep monitoring, calorie consumptionLife waterproofing Lost and retrieved Alarm clock timer Sedentary