This 2.5-inch portable drive embodies compact and stylish efficiency, with no sacrifices in functionality. It can be powered by USB cable alone. Its sleek aluminum casing is lightweight and portable, weighing only 0.2 lbs, so you can take this anywhere. The external hard drive boasts exceptional heat dissipation, remarkable durability, state-of-the art shock absorption, leading-edge versatility and superior all-around performance. This handy unit is protected by a solid aluminum body. The aluminum chassis also offers superior heat dissipation to keep the hard drive operating at a safe and cool temperature. Its stackable design gives you a streamlined, uncluttered workplace and the hard drive’s active LED read out indicates power, data access.