Access all your games & get playing in a matter of moments, with the Sandisk High Performance Class 10 micro SD Memory Card for Nintendo Switch. Designed to be used with your Nintendo Switch console, the Sandisk High Performance Class 10 micro SD Memory Card has a super-fast writing speed. So, you can save your checkpoints & achievements without having to wait. With 256 GB of storage space, there's more than enough room for you to store all your games. That means wherever you are, you can choose what to play from your entire library. & with a 100 MB/s read speed, even the biggest titles should start up in no time.