StarTech.com 2m USB to Type H Barrel Cable - USB to 3.4mm 5V DC Power Cable - USB to DC Power - 2 meter (USB2TYPEH2M) - USB / power cable - DC jack 3.4 mm to USB (power only) - 2 m

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 H (OD: 3.4mm, ID: 1.3mm) barrel power connector. You can power or charge the devices through an available USB port on your laptop or desktop computer.