Xiaomi Amazfit Pace Sports Smartwatch - 280mAh Battery, 512MB RAM, 4GB, IP67 - Bluetooth 4.0 & WiFi An excellent smartwatch from the Xiaomi Amazfit Pace series with a host of cool features that allow you to track your sports activities and route, monitor your vitals and enjoy phone-free music. The adjustable silicone strap is very comfortable thanks to its unique design. The Xiaomi Amazfit Pace is also extremely light and durable.