Addonics Announces Mini ExDrive Serial ATA Hard Drive Kit. addonics announces mini exdrive serial ata hard drive kit. The new Addonics Mini ExDrive is the one of the smallest and most portable external hard drive kits on the market. The Mini ExDrive can be powered directly from the USB port of most computers, and can also be used as a bootable drive on any desktop computer equipped with a Serial ATA port."...