Main
- Warn of an excess of limit speed.
Excess of the set-up speed will stimulate cautions by a beepsound.
I choose specification of speed from the button under a screen, anda right-hand side button has an arbitrary user, and can perform aspeed setup.
It is possible to turn on and off a beep sound.
- Change of a speed unit.
a speed unit -- a mile (mph) -- kilo (km/h) -- change ispossible.
- The highest, an average speed display.
I compute and display the highest speed and average speed.