If you're looking for digital storage for any of your devices like a smartphone, tablet, e-reader, or just about anything else, today is the perfect day to buy it. Why? Because Amazon is running a killer sale on SanDisk microSD cards of all shapes and sizes. Okay fine, they're all the same shape, but sizes range from a 16GB card for $5.79 and a 32GB card for $7.97 to a 400GB card for $57.99 and a 512GB card for $30 below retails. The three most popular sizes all get the best discounts today: the 64GB card is 52% off at just $11.99, 128GB cards are down to $18.99 (look in the "other sellers" section), and 200GB cards are down to $30 (again, check the "other sellers" section for the lowest price). Hurry though, because there's no telling when these deals will be done!Here are the highlights from the product page: * Ideal for Android smartphones and tablets, and MIL cameras * Capacities up to 512GB (1GB=1,000,000,000 bytes. Actual user storage less.) to store even more hours of Full HD video (Approximations; results and Full HD (1920x1080) video support may vary based on host device, file attributes and other factors.) * Up to 100MB/s transfer read speed (Based on internal testing; performance may be lower depending on host device, interface, usage conditions and other factors.) lets you move up to 1000 photos in a minute (Based on 4.1GB transfer of photos (avg. file 3.5MB) with USB 3.0 reader. Results may vary based on host device, file attributes and other factors.) * Load apps faster with A1-rated performance (A1 performance is 1500 read IOPS, 500 write IOPS. Based on internal testing. Results may vary based on host device, app type and other factors.) * Class 10 for Full HD video recording and playback (Full HD (1920x1080) video support may vary based upon host device, file attributes, and other factors.) * SanDisk Memory Zone app for easy file management (Download and Installation Required)