the little aluminium computer case suitable to install:

 

~ a Mini-itx standard MainBoard, especially made for breakthrough demand. 

~ a 125x100x63.5mm Standard M-ATX power supply unit

~ one 3.5 inch HardDisk or two 2.5 inch HardDisks.

~ over70mm vertical space for CPU with original Fan placing.

~ contains lighted power switch and a high speed cooling fan.