1-5 of 5 Answers
No External Power Supply Needed.
Sorry, there was a problem. Please try again later.It's powered through your USB drive on your computer.
Sorry, there was a problem. Please try again later.No power box needed. it's powered by the USB3
Sorry, there was a problem. Please try again later.The 2 1/2 inch versions are self-powered; you just plug them into your USB socket. If you're asking about the 3 1/2 inch versions that use power adaptors, they're really not available from these manufacturers. Instead, go to Best Buy and ask for help getting a matching (probably generic) adaptor.
Sorry, there was a problem. Please try again later.powered over usb. no external power needed.
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