Seagate DB35.1 300GB SATA/300 7200RPM 8MB Hard Drive Seagate ST3300831SCE 300 GB SATA/300 External Hard Drive General Features: 300 GB capacity 7200 RPM spindle speed 8 MB buffer SATA/300 transfer rate 4.16 ms average latency SATA interface 3.5-inch form factor Power Requirements: +5V, 0.46A +12V, 0.56A Regulatory Approvals: cULus CE C-Tick MIC TUV BSMI