1). Easy to move
2). Have handle and wheel easy to move
3). The end of cable with pin, easy to move
4). Junction box installed in drawer style
5). Output interface: RS232
6). Apperance size: 1.26*0.92, 1.26*1.15, 1.26*0.62
The interior size: 1.0*1.0, 1.2*1.2, 1.5*1.5