FSTN dot matrix screen/up to display 8 items of data and more than 80 items of data are optional/display settings are arbitrary. Support speed sensor, cadence sensor, heart rate monitor power meter connection. Use AGPS satellite ephemeris records to locate Su Xing faster, no more waiting for riding. Incoming call reminder; important calls will not be missed, and work, life and training will not conflict. Comply with the international industrial waterproof grade standard IPX7 waterproof standard, so that you can ride with confidence even in rainy days. The data page of the bicycle heart rate monitor can be set through the mobile APP, which is more convenient to operate. The technology is people-oriented, the design and layout of the buttons fit your fingers perfectly, and you can experience the feeling of the buttons jumping at your fingertips. It can realize automatic pause, automatic power off and sleep.