Superbat Aluminum Box Enclosure Case PCB Box Dimension 4.33"*2.52"*0.94"(l*w*h) Dimensions (outer):24mm(0.94")(H)x64mm(2.52")(W)x110mm(4.33")(L) Dimensions (inner) :20.5mm(0.81")(H)x60.5mm(2.38")(W)x110mm(4.33")(L)