New Premium External Power Supply 5.0v 2.0A (2000mA) AC/DC Adapter for USB HUB and 2.5-inch HDD Enclosure Input: 100-240 V AC 50/60 Hz Output: 5V, 2.0A (2000 mA) Cord Length: 115 cm (about 4 ft) Plug Spec: ID: 1.35 mm; OD: 3.5 mm; Length: 10 mm; Polarity: Center+ Powered USB Hub enabler