... ,000hours 3.Easy to operate,maintain P7.62 led display control card Detailed description technique : 1. LED screen size: 1020mm*160mm*40mm ... dots:128*16dots.2.Red color,Asynchronous Controller system. This control card have memory function,For example,when you send a message ... run the message. 3.This led screen price include the control card,led moduels(led moduels size is 488mm*122mm,total 2PCS ...