Product Review

"Quantity:(2-Pack)
Size:Length,width,high( 5.0mmx1.8mmx1.2mm)
Material:PVC Plastic.
Color:(Black)

Connectors 1 :DC 5.5x2.1mm female jack.
Connectors 2 : USB 2.0 A male jack.

Output: DC 5.5x2.1mm female jack or usb 2.0 A male jack (Note: Please ensure the size of the DC adapter before purchase)

(Note: The output voltage is 5V ,Cannot use 9V-12V voltage.)
Use a 5V power adapter with a barrel connector to power and charge USB 2.0 A devices.
And the USB 2.0 A port can also charge DC devices "