AC 100-240V DC 7.5V 1A 1000mA Power Supply Adapter Charger<br>Features :<br>This item is One Universal  7.5V 1A 7.5W external switching  power adapter.Solve the problem of insufficient power supply mobile hard disk.Wide input range， high precision voltage.Power supply polarity : Inside positive outside negative，inside x(+) outside i(-).Input : 110~240V AC  50\/60HZOutput : DC 7.5V 1ACable length : 90 cmDC Plug Dimension : 5.5mm * 2.1mmDC Plug polarity : Positive Inside， Negative Outside.Plug : US\/EU Plug<br>Package Included : <br>1 x  7.5V 1A 7.5W Power Adapter<br>Detail Pictures :