AAOTOKK USB 2.0 A Male to DC 5.5x2.1mm DC Connector Charge Barrel Jack Power Adapter USB 5V Connector, (Max 2.5 Ampere Power Adapter) for DC or USB Charging Device (2Pack/USB 2.0 A) by Amazon.co.uk

• Quantity:(2-Pack) Size:Length,width( 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)

• Power or charge USB 2.0 A devices via standard DC plug/adapter,Applicable to a variety of small electrical appliances, mobile phones, MP3, MP4, digital photo frames,U disk, USB charger

• USB 2.0 A port can also charge DC devices,The DC 5.5x2.1mm port is widely used and is extremely convenient for a variety of devices such as DVD players, LCD monitors, Fan, Desk Lamps, Bluetooth audio, Wireless Routers, and Speakers that output 5V power.

• (Note: The output voltage is 5V ,Cannot use 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.