Les cartelleres LED exteriors són un tipus de publicitat. La publicitat exterior és ara l'estàndard escollit per moltes empreses. Per tal d'aconseguir millors resultats, les cartelleres LED exteriors s'instal·len generalment amb diverses làmpades per il·luminació, de manera que es poden utilitzar fins i tot a la nit. efecte publicitari.
Segons la mida de la cartellera LED exterior, es divideix en:
1. "S" type sign - the area of the billboard exceeds 250 square meters, such as the super-large advertising towers distributed on the roof of large buildings and roadside;
2. "B" type board - the area of the billboard is between 21 square meters and 249 square meters, such as medium-sized billboards such as roof, side, and single-column billboards;
3. "P" type sign - the billboard area is between 1 square meter and 20 square meters, such as sidewalk light boxes, lamp post light boxes, telephone booths, car booths and other small billboards.
The use of outdoor LED billboards is now increasingly popular, and the installation locations are generally in places with a lot of traffic. The first consideration when using lights here is whether it will cause some trouble to passing vehicles. The installation of some lights is very unreasonable. When the billboard is illuminated, the light also illuminates the road and will illuminate passing vehicles and pedestrians. At this time, there are certain risk factors. Because if there are relatively bright lights ahead, people's eyes will temporarily lose their judgment or can't see the road conditions in front of them clearly. In this state, it is easy to cause traffic accidents.
Quan instal·leu llums, el millor és il·luminar la llum des de la part inferior dreta cap a la part superior i la llum no es pot reflectir. Mentre la cartellera es pugui il·luminar, no cal que sigui brillant. Està estrictament prohibit irradiar cap avall o provocar astigmatisme; hi ha certs requisits quan s'utilitzen làmpades i fanals. Es recomana utilitzar làmpades amb un color groguenc, no s'han d'utilitzar làmpades incandescents ni amb llum intensa.