1.73 x 1.43 x 0.37 inches

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【Big on Screen, Big on Style】Immerse yourself in the 1.69″ super-large and colorful HD display, and see all your incoming text and calls in awesome, expansive quality. Express more of yourself with 50 plus watch faces and editable watch faces & widgets – or customize with your own photos..Water resistance depth:50 meters.Supported Application:Blood Oxygen Measurement,Heart Rate Monitor,Multisport Tracker,GPS,Social Media. Connectivity technology:Bluetooth. Wireless comm standard:Bluetooth
【Explore a Big Open World】The Amazfit Bip 3 Pro smart watch supports 4 satellite positioning systems to help you track your moves through the great outdoors with high precision.