The Fantom Drives GreenDrive 1000GB External 7200RPM (GD1000EU) HDD is a high-performance external hard drive designed for use with M·A·C and PC products. With a storage capacity of 1TB, this HDD offers fast data transfer rates of up to 300Mbps through eSATA, SATA I, Serial ATA, and USB 2.0 interfaces. The drive features a power switch and a compact form factor of 3.5 inches, making it suitable for use with laptops and PCs. The gray-colored Fantom Drives GreenDrive is lightweight at 2.4lbs, has a seek time of 8.5ms, and operates at a rotation speed of 7200RPM.