S53 smartwatch Bluetooth call step counting sleep monitoring blood pressure exercise watch

Operation Method: Touch + Button

Strap Material: Silicone

Compatible Platform: iOS

Color: Black Case (Black Silicone), Silver Case (Gray Silicone), Gold Case (Pink Silicone), Black Case (Black Milanese), Silver Case (Gray Milanese), Gold Case (Gold Milanese), Black Case (Black Silicone + Black Milanese), Silver Case (Gray Silicone + Gray Milanese), Gold Case (Pink Silicone + Gold Milanese)

Screen Type: TFT Screen

Case Material: Aluminum Alloy

Watch Diameter: 29-35mm