100% 512GB Huge Storage Real CapacityOptimal speed and performance for microSDHC compatible devicesSpeed performance rating: Class 10Expand your smartphone or PDA capabilities with more space to get the job done!Will hold thousands of images or songs! 、Adapter + TF card can be use as a SD-card for camera 、The microSD / Transflash cards are universally compatibleExtreme light weight、 compact and durable for easier storage and useSize: 15mm x 11mm x 1mm(L x W x D).Package include:2 X Great quality TF Memory card2 X Free SD card adapter2 X Free Micro Multi-function SD/TF card reader for Mobile/PC