Applications:
Gas price display: widely used in displaying prices of various oil, gas etc.
American style gas price display: displays original price, current price (discount price), time etc. alternately.
Time display: displays time, humidity etc.
Time count down display: RF wireless controls day, hour, minute etc.
Number display: displays and calculates numbers, displays numbers to statistics quantity of production, people, traffic flow etc. through RSR232 or RF wireless control
Rader speed sign: displays speed via radar ditecting
Speed limited sign: displays limited speed numbers
Environmental monitoring display: displays environmental data via temperature, humidity and noise detecting device etc.