... -35 color2600*1600CDisplay1,Display Type: 5 Color LED Full Matrix 2,Display Size: 2600mm*1600mm3,Matrix: 48*28 4,Enclosure: ... and Programming 1,Programming options: Onsite, SMS, GPRS(remote control ) 2,RSR232 serial direct connect 3,Software: Windows compliant free automatic ... You can use speed radar to detect the driving speed.2 Electric actuator lifting systemElectric actuator lifting is used to ...