US Plug DC 3V 1A Power Supply Adapter
This item is one DC US 3V 1A universal 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(-).
- 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.