*** 1-6 messages can be pre-programmed. The message can be consisted of letters, 

     numbers or symbols. The letters can be kinds of language such as English,

     Russian, German etc. Each message can has 16 characters.

*** Messages can has various displaying method.

*** The case color can be solid color, transparent or glow in dark etc.

*** The Led color can be red, yellow, orange, blue, green etc.

*** Leds can be 7 leds, 11 leds or 16 leds.

*** Logo printing: available,