5W Medical Adapter

Most laptop power adapters are suitable for 100 to 240 VAC (50 / 60Hz). Basically, most of the notebook computers are external power supply, with a power cord and host connection, so you can reduce the size and weight of the host, only a very small number of models built-in power supply in the host. In the Power Adapter has a nameplate, marked above the power, input and output voltage and current and other indicators, with particular attention to the input voltage range, which is the so-called "travel power adapter", if the city voltage is only 110V of the country , This feature is very useful, and some parallel notebook is only sold in the country of origin, there is no such compatible voltage design, or even only a single input voltage of 110V, 220V in China under the voltage plug will burn.