Details specification: the swi15w series of ac/ dc switching mode power supply provide 6 to 15 watts of continuous output power. This series meets the fcc class b emission limits, and complies with ce, gs, bs, saa, csa, tuv, ul, cul, pse etc requirements. input/ output specifications: input voltage: ac 100v-240v, 50/ 60hz range voltage: ac 90v-264v, 47/ 63hz output power: 15w output voltage: 5v-24v output current: 0. 5a-3a over current protection: 160% min