Wall Power Adapter: 5VDC, 5A, 5.5×2.1mm Barrel Jack, Center-Positive

This UL-listed 25 W desktop-style switching power adapter supplies up to 5 A at a regulated 5 VDC from input voltages of 100 – 240 VAC. It includes a 1.5 m (5 ft) AC power cord terminated by a three-prong, US-style plug and has a 1.5 m (5 ft) DC power cord that is terminated by a center-positive, 5.5 × 2.1 mm barrel connector.