This is a Western Digital 250GB SATA desktop (3.5") hard drive. This hard drive has model number WD2500AAKS-61L9A0. This is a USED drive, it has been pulled from a working machine and tested. It is sold exactly as shown and does not include any additional parts or accessories.

Specifications:

• Brand: Western Digital
• Product Series: Blue
• Capacity: 250GB
• Cache: 16MB
• Form Factor: 3.5"
• Spin Speed (RPM): 7200 RPM
• Data Transfer (GBPS): 3GBPS
• Drive Interface: SATA
• Pin: 7 PIN

Features:

• Top performance for Windows Vista 
• IntelliSeek - Calculates optimum seek speeds to lower power consumption, noise and vibration.
• SecurePark - Parks the recording heads off the disk surface during spin up, spin down and when the drive is off. This ensures the recording head never touches the disk surface resulting in improved long term reliability due to less head wear, and improved non- operational shock tolerance.