The first two lines show time information, the third line shows pray variable messages.;Optional communication way: RS232, RS485, TCP/IP, USB, Wireless;Easy entry: PC or Remote Control entry;Far viewing distance and wide viewing angle;As one ready-to-install unit, sign can be easily mounted to wall or ceiling;Ability to display text;Ability to display graphic;Ability to display time;Ability to display countdown;Ability to display user logo ;Ability to display temperature ;Allows users make fonts and graphic by themselves;Available for single color or multi-color;Delivers 26 messaging presentation ways;5 messaging moving speed;10 messaging stop time;Offer password security;Brightness adjustable;Pre-define show days and time, power on/off;Open protocol