MHR2020AT Fujitsu 20 GB 4.2K RPM 2MB BUffer 2.5 Inches Form Factor ATA-IDE Notebook Hard Drive. Clean Tested.

Specification
Device Type Hard drive - internal
Width 2.8 in
Depth 0.4 in
Height 0.4 in
Weight 3.5 oz

Hard Drive
Form Factor 2.5" x 1/8H
Capacity 20 GB
Interface Type ATA-100
Buffer Size 2 MB
Features Fluid Dynamic Bearing (FDB) motor, Synthetic Ferrimagnetic Media (SFM)
Compliant Standards S.M.A.R.T.

Performance
Drive Transfer Rate 100 MBps (external) / 32.5 MBps (internal)
Seek Time 12 ms (average) / 22 ms (max)
Track-to-Track Seek Time 1.5 ms
Average Latency 7.14 ms
Spindle Speed 4200 rpm

Configuration
Sectors per Track 63
Bytes per Sector 512

Reliability
MTBF 300,000 hour(s)
Non-Recoverable Errors 1 per 10^13
Seek Errors 1 per 10^6
Start / Stop Cycles 300,000

Expansion / Connectivity
Connections 1 x storage - ATA-100 - 44 pin IDC
Compatible Bays 1 x internal - 2.5" x 1/8H