DELTACO AC Adapter 110-240V to 3-12V DC, 1.5A, Interchangeable Connectors, USB, BlackSwitched AC to DC adapter with adjustable voltage of: 3 / 4.5 / 5/6 / 7.5 / 9 / 12V. You can reverse the polarity of the contacts• 18W maxSteckerübersicht:Stecker 1. 2.1/5.5mm.Stecker 2. 1.35x3.5mm.Stecker 3. 1.7x4mmStecker 4. 1.5x5.5mm Stecker 5. 2.1x5mmStecker 6. 2.5x5.5mmStecker 7. Switch Key