To perform the test by measuring the velocity of impact and reactions you must:
1. Hold the phone upright in your hand.
2. Press the "Start!".
3. In the audio signal, as soon as possible to hit. Beat can be either: direct, side, uppercut.
4. As a result of the test, you will learn:
- Maximum acceleration fist;
- Speed punch;
- Time of simple motor reaction.
A simple motor reaction - a reaction to a known traffic known in advance (appearing suddenly) signal (auditory, visual, tactile). In this case, a sound signal.
The trigger signal test sounds at random intervals, which complicates the test and makes it more reliable
Good luck in your martial art!