Power your 5V DC devices from your computer through a USB port Tired of having to carry around a separate wall adapter in order to power or charge your 5V devices, such as certain external hard drives, streaming media players, and Bluetooth® speakers? This 2m USB power cable makes it easier to power 5V DC devices that have a Type M (OD: 5.5mm, ID:2.1mm) barrel power connector. You can power or charge the devices through an available USB port on your laptop or desktop computer. Expertly designed and constructed of high-quality materials, the StarTech.com USB2TYPEM2M power cable is backed by our lifetime warranty. The StarTech.com Advantage * DURABLE: 6.6ft (2.m) USB-A to Type-M coaxial power barrel connector (fully molded) with durable PVC jacket for high strength and reliability * Flexible PVC strain relief prevents fraying/damage due to repetitive bending or rough usage * APPLICATIONS: Convert any USB type-A port into a 5V DC M-barrel power source with a cable length of 2m * Rated for up to 2.4A of current * Actual supplied current depends on USB source * SPECS: Length: 6.6ft (2.m) * Black * USB Type-A * Type-M barrel (5.5mm outer diameter, 2.1mm inner diameter) * Center-tip positive * Rated for 5V DC at up to 2.4A * COMPATIBILITY: Ensure the device you wish to power requires 5V DC, 2.4A or less, a type-M barrel (5.5mm OD, 2.1mm ID, center-tip positive), and your USB power source or USB port supplies sufficient current (equal to or more than device requires) * THE IT PROS CHOICE: Designed and built for IT Professionals, this USB to 5.5MM power cable is backed for life, including free lifetime 24/5 multi-lingual technical assistance