High Speed Memory For Micro SD Card 32GB 64GB 128GB 256GB TF Card Ultra Class 10
Capacity : 64GB,128GB,256GB. Higher speed and greater storage. Transmission speed : Read up to 325MB/S; write up to 280MB/S. Speed class : U3 V30 A2. Storage temperature : -25°C-85°C. Size : About 15 × 11 × 1mm.