Features: 2.36 inch HDscreen display, big numbers make you see the data easily. 18 kinds of rich functions to meet your needs, such as SPD, AVS, MXS, DST, ODO etc. Waterproof design without fear of rain. Strong waterproof design, no effect to ride in rain. Touching to turn on the backlight. Full screen backlight, worry-free night riding. Convenient touched sensor keys design. Touching to turn on the luminous mode. Auto power off/auto wake-up. Automatically identify the start and stop status of the bicycle, start and stop automatically, saving energy. Fine quality core chip, to ensure accurate data recording, ridiing data can be read anywhere and anytime. Lower power consumption, lasting endurance.