Universal AC Power Adapter Polarity Switchable 1.5V 3V 4.5V 6V 7.5V 9V & 12V 1000ma Universal AC Adapter with +/- Polarity Switch. Switchable 1.5V 3V 4.5V 6V 7.5V 9V & 12V. Multiple Tips. Variety of uses. 1000ma 1 A. Set your switch according to the voltage required Input: 110/220V AC 50-60Hz