The VIV-10-USB-MICRO Micro USB/Mini USB Power and Charging Cable - 10' (3 m) from Vivitar allows you to sync and charge mobile phones, digital cameras and other micro USB devices. It provides high-speed data transfers and is compatible with most micro USB devices.
This "Y power-sharing" cable gives additional power to your drive from your computer, while continuing to utilize your drive's USB connection for data exchange and transfer.