The LED display will show the taxi's availability status. Typically the word "taxi"
would appear in green when it is available for hiring. The words "hired", "on
call" and "busy" would be displayed in red when it is not available. When the driver
is changing shift, the location may also be shown on the LED display sign.

Features:
1) English character LED dot:7*40 each side,two sides                    

2) multilanguage character LED dot:16*64 each side,two sides           

3) total 100pcs messages, about 7000 characters    

4) RS232 port by PC        

5) voltage:12V,with one adjuster               

6) waterproof      

7) frame size: 41*13*16.5cm,active dislay size:30*5.4cm

8) Easy installation