Haobase 5V DC Wall Power Adapter - 5.5 x 2.1 mm plug 2A Connector: 2.1/5.5mm Plug Input: AC100 ~ 240V, 50/60Hz, 2A max Output: DC5V, 2000mA Dimensions: 2.75"(L) x 1.125"(W)x 1.875" (H)