Hitachi Travelstar 5K100 80GB UDMA/100 5400RPM 8MB 2.5" IDE Hard Drive Hitachi Travelstar HTS541080G9AT00 80 GB IDE Notebook Hard Drive General Features: 80 GB storage capacity UDMA/100 5400 RPM spindle speed 8 MB buffer 5.5 ms average latency 12 ms average seek time Enhanced Error Correction Code (ECC) Fluid Dynamic Bearing Motor (FDB) 2.5-inch form factor 9.5 mm drive height Power Specifications: +5V, 1.0A Regulatory Approvals: cULus