EZOPower 3 AC Outlet Wall Mount Plate Surge Charge Protector with 2 USB Charger Ports 2.1A EZOPower 3 outlet sockets allow you to plug in minimum 3 devices simultaneously. 2 extra USB port provides additional charging option AC Input: 125V, 15A, 1875W. USB Output1: 5V, 2.1A Maximum current for USB output 1&2: 2.1A Joule Rating: 450J. Clamping voltage: 500V. Maximum Spike Current: 22500A