About this item ▶【ENERGY SAVING】Each layer has an independent switch to help you save electricity when the other outlets are not in use. This surge protector power strip tower is designed to support worldwide voltages (110V-240V). If it is used under 125V, the max power will be 125V x 13A = 1625W. Formula P=UI.(P=Power, U=Voltage, I=Current) Please do not ex...