SIIG AC-PW0C11-S1 5V/4A Power Adapter for USB 3.0 Hubs Color: Black Specifications: AC input voltage: 100-240V, ~ 50/60Hz AC input Current: 0.6A Max DC output voltage: 5V DC output Current: 4A Certifications/Standards: FCC, UL, RoHS Dimensions: 3.94 x 2.17 x 1.89 (W x H x D) Weight: 0.39 lbs. Package Contents: 5V/4A Power Adapter(AC-PW0C11-S1)