Compatible with Nintendo-Switch (NOT Nintendo-Switch 2) The official licensed microSD card for Nintendo Switch Systems Add games fast with write speeds up to 90MB/s (Based on internal testing; performance may be lower depending upon host device interface, usage conditions and other factors. 1MB = 1,000,000 bytes.) Start playing fast with read speeds up to 100MB/s (Based on internal testing; performance may be lower depending upon host device interface, usage conditions and other factors. 1MB = 1,000,000 bytes.) Store an entire game collection, plus screenshots and videos, with up to 64GB of additional memory (1GB=1,000,000,000 bytes. Actual user storage less) This product is not designed for the Nintendo Switch 2. For compatible Nintendo Switch 2 storage, shop the ‘SanDisk microSD Express Card – Works with Nintendo Switch 2’ model.