It is a punching machine to evaluate the speed. When punched, three types of sound effects are emitted depending on the evaluation. Feels exhilarating and is effective in releasing stress. The terminal can save to the top three places. Aim for the fastest punch every day. It corresponds to the world ranking (leader board). Compete in the speed of the punch. After evaluation, the acceleration is displayed. The acceleration is displayed for each of the XYZ axes. If the punch strikes, the accel