Designed for global use, Models SMI5-USB, SMI6, SMI18, SMI24, and SMI36 include AC blade options for North America, Europe, United Kingdom, Australia, and China. Wall plug-in units range from 5–36 W with universal input voltage of 90~264 Vac and single output voltages from 5~48 Vdc, depending on series. All models meet Level VI standard’s no load power consumption requirement of <0.1 W. Protections for over voltage, over current, and short circuit are also included and vary by series.