Function: It is mainly used to convert the input and output voltage between voltages in different countries Imported materials: production of high-performance transformers and special circuits with a long service life Two-channel: two-channel voltage converter from 110 / 120 V to 220 / 240 V, can also change from 220 / 240 V to 110 / 120 V Suitable for use with various small devices Portable: Small and lightweight, ideal for travelling anywhere, very practical › See more product details Model: Size: Color: