second hand computer fanless computer cases Material:SGCC/SECCColor:Black,Silver,Green,Red,Application:for home,office,school,GovernmentLead Time: 20 dayspower supply: 200W,250W,300W,350W, 400W,450W,500W,600W...optional5.25 External Bays:2 and above3.5 External Bays:2 and above3.5 Internal Bays:2 and aboveFront USB 2.0 Ports:2Expansion Slots4..