D18 Fitness Bracelet Blood Pressure Bluetooth Heart Rate Monitor -(Black)

We provide you bestest quality watches with features Waterproof IP67 Built-in USB Port Charging Screen Type: 1.3 Inch TFT 240*240 Band Detachable, Bluetooth: 4.0 .It is built-in USB charging cord, no need spare charge cable, just charge by USB port (laptop, computer, wall charger).The app name is “Fitpro”, you can search it in your app store or scan the QR code to download. It is daily waterproof, it is ok when you wear it to wash hands or dishes, but you cannot wear it when swimming or showering.