Super Power Supply&reg; AC / DC 1V-12V 1.2A Variable Voltage Switching Power Adapter Charger 5.5mm x 2.1mm Replacement Wall Barrel Plug 5.5x2.1mm Input: 110-220V Output: 1V~12V 1.2A Allows for changing voltage output from 1 - 12v. Warranty: 1 Year Super Power Supply are manufactured and tested to match or exceed OEM products. Trademarked by Super Power Supply. Sold exclusively by Super Power Supply