2.5-inch drives offer high-performance, low power consumption and cool operation, making them ideal for notebooks and other portable devices. This is 500GB 2.5" SATA III 6.0Gbps mobile hard drive with 5400RPM, 8MB Cache, standard 9mm height that fit almost any of the laptop or MacBook with SATA interface.
Features:

• Low profile design to fit thin laptops and tablets.
• Low power consumption and ultra-quiet design.
• Reliable and rugged -ShockGuard technology protects the drive mechanics and platter surfaces from shocks. SecurePark parks the recording heads off the disk surface during spin up, spin down, and when the drive is off.

• Big capacity for portable computing.
• Capacity: 500GB
• Interface: SATA III (6.0Gb/s)
• Buffer Size: 8MB Cache
• Rotation Speed: 5400RPM
• Form Factor: 2.5"
• Dimension: 7 mm (H) x 100.2mm (L) x 69.85mm (W)