1) Can display graphics, international character, time, date, temperature, humidity, special font etc. 
2) Three methods for controlling brightness are available: Operating according to time control, automatic control, fixed value control. 
3)Automatic message switching by time of day and/or day-of-the-week.
4) All functions can be edited by remote control or PC software. 
5) Firmware and the products can be upgraded, this makes users avoid some trouble. 
6) Optional communication ways: RS232, RS485, USB, TCP/IP, GSM, GPRS, RF.

Our product can match with equipment and pop sign and so on.