Super Power Supply&reg; 5.5x2.1mm to 3.5x1.35mm (5.5mm x 2.1mm to 3.5mm x 1.35mm) Tip Size AC Adapter Barrel Plug for Wall Chargers Includes 1 5.5x2.1mm to 3.5x1.35mm Adapter 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