The Hawking H-SM1U SmartMedia Card Reader/Writer is designed to improve ease-of-use with high-performance standards for Mac and PC users. It can be used to transfer data to your computer with full speed or it can be used as a back-up device to secure valuable data. It also comes with led indicators for link status and the installation process is as easy as plug and play, making it easy for Mac and PC users. With this little equipment in hand, there is no need to worry about your computer crashing or losing important files.