Western Digital 120GB SATA/150 5400RPM 8MB 2.5-Inch 9.5mm Hard Drive Main Specifications Product Description WD Scorpio WD1200BEVS - hard drive - 120 GB - SATA-150 Type Hard drive - internal Form Factor 2.5" x 1/8H Dimensions (WxDxH) 2.8 in x 3.9 in x 0.4 in Weight 0.2 lbs Capacity 120 GB Interface Type Serial ATA-150 Connector 22-position Serial ATA (SATA) plug Data Transfer Rate 150 MBps Average Seek Time 12 ms Spindle Speed 5400 rpm