Size: extreme small size (9 x 7.4 x 3.5 in ) design to fit in both Mini-ITX motherboard and Flex PSU ( 5.9 x 3.2 x 1.6 in).
Cooling system: abundant heat emission holes including front panel, are designed to solve common cooling problem of mini computer case.
Extension design: a slot of PCIE, two WIFI holes, and two USB 3.0 and HD audio.
CPU cooler: no taller than 63mm when install a M. 2 hard disk; no taller than 53mm when install a 2.5 SSD on top; no taller than 40mm when install a 3.5 HDD on top.
Portability: small volume ( 3.8L ) allow it easy to be put in backpacks, luggage and on desktop.