The electronic display board of bus schedule

It is electronic display board of bus schedule.
 It is located above the ticket window.
 It's size is kind big.
It is shaped perfectly rectangular.
 It is made of LED(light emitting diode)

It is very useful.

It has black base color and 3 different figure colors that is red, green, yellow.
It changes departure information of fare and time constantly.
If there are no more ticket available, this board displays signs of sold out.