Welcome to DSB where we strive to help you reach your destination of shopping satisfaction. Free shipping for orders of $30 or more using promo code "Free Ship" at checkout. *Disclaimer* we dropship so shipping and delivery times may vary.
Wearable devices monitors human activities through electronic sensors,and they are at the consumer electuonics level.It's normal for certain deviation.The user should treat data objectively. Please do not compared to hospital equipment about reading,it is NOT a medical device !
Before using, scan the QR code on the manual to download the app and connect it to the watch with APP.