The internal information displays of type F5 SMD tricolor-red, green and a combination of the two colors orange. Like all other electronic LED boards that we offer, the basic interface for connection to a computer is USB and you can optionally order it with communication via LAN, RF (RADIO), WI-FI, GSM-GPRS or RS232 / 485 / COM. Additionally, you can order a thermometer or humidity sensor. The intuitive interface of the free software with which we complete these LED displays will not bother you, and the many built-in effects for text and graphics make it extremely attractive.