USB PORTABLE Hard Drive Power External Cable A-A Mini-B Portable usb2habmy1

Two USB port of your Laptop/Notebook/Desktop to Power High-Power USB 2.0 Devices such as Mini Portable Hard Drives. This custom Cable will Allow High Power Drives that Require more than 500ma (standard USB port maximum output is 500ma of power) by joining two USB ports power output into one MINI B USB port.
USB Power connectors combine standard USB contacts with additional power contacts to address devices where power requirements exceed capabilities of standard USB Downward Compatible to 1.0 and 1.1
USB Type A-Male DATA+POWER

USB Type A-Male POWER

USB Type-A Mini-B DATA+POWER Male Connector

Some Example Drives
Western Digital : WDCA029RNN
Western Digital : WD Passport