how to use Noble’s first generation intelligent traffic signal system.include program the schedule,and green light phase.also you can setting the date,time,flash time,yellow time,all red time,red flash time.solar direction detection,energy saving time…if you want to get more about it,pls view:www.nobleled.com or write me email: sales@nobleled.com ATTN:Alan Liao
Post time: Jun-13-2017