Super Power Supply&reg; 9V 1A Switching Power Supply Adapter 100-240V 5.5x2.1mm Wall Barrel Plug Input: 110-220V Output: 9V 1A Tip Size: 5.5x2.1mm/2.5mm 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