1. 100% brand new and high quality
2. This item is One DC US 3V 1A Universal external switching? power adapter.
3. Solve the problem of insufficient power supply mobile hard? disk.
4. Wide input range， high precision voltage.
5. Power supply polarity: Inside positive outside negative，? inside x(+) outside i(-).
6. Input voltage: AC 100V ~ 240V?
7. Output voltage: DC 3V 1A
8. DC Plus Dimension: 5.5mm*2.1mm
9. Plug:?US
10. Output voltage accuracy:?±?5% (no load)
11. Output current: Maximum 1A
12. Quantity: 1PCS

Package including:??Power Adapter (DC 3V 1A)x 1PCS

This Adapter is suitable for 3V 1A Electric motor， Mini TV， Mobile Hard disk， Mobile DVD， charging equipment， MP3/MP4， desk lamp， Router， switch， game console， Camera， LED Strip， OVED， Laptop PC and two way radio

?

NOTE: Please make sure the DC output and tip size of ac adapter are accordant before you buy it