Xiaomi Mi Band 3 Smart Bracelet NFC Function Heart Rate Monitor Bluetooth 4.2

#cb-yzsehx-detail-wrap *{max-width: 100% !important;box-sizing: border-box;} Features: - Heart rate monitor: measure your real-time heart rate during the workout, and optimize your intensity and dial in your effort to better manage health and workout effects- Sleep monitor: automatically monitors how long and how well you sleep, care about your sleep quality and adjust sleep habits- Sedentary reminder: the smart bracelet will inspire you to move if you've been sitting too much- NPC payment: support for Alipay, convenient payment for the bus, subway- Multiple sports managements: displays the real-time status on screen, records many sport and tracks every aspect of your training like sports steps, distance, calories, etc.- 50m IP67 waterproof: it can withstand temporary soaking like raining, bathing, hand washing, swimming, etc. With enhanced swim tracking capabilities- TFT full touch screen: color display, excellent HD image quality- Auto wake up the screen: just raise your hand