5.5x2.1mm AC DC 4.5V 500mA 0.5A Adapter Power Supply Adapter Cord EU US UK Plug<br>Specification:<br>Color: BlackCable Length: About 110cmInput:AC 100-240V 50 \/ 60HzOutput: DC 4V 0.5AConnector Type: 5.5 x 2.1mmDC Connector Polarity: Positive Inside， Negative OutsidePlug Standard: UK Plug， EU Plug， US PlugApply For: 4V 0.5A 5.5mmx2.1mm Devices<br>Package Included:<br>1x Power Supply Adapter<br>Detail pictrures: