SanDisk Extreme PRO Series micro SD Card Class10 U3 A2 Memory Card Up to 200MB/s 128GB 256GB 512GB

Capacity: 128GB/256GB/512GBCompatibility: Compatible with microSDHC, microSDXC, microSDHC UHS-I, and microSDXC UHS-I supporting host devicesDimensions (L x W x H): 10.92mm x 14.99mm x 1.02mmSequential Read Performance: Up to 200MB/sSequential Write Performance: Up to 90MB/sWhat's in the box: 1x SanDisk Extreme PRO Series Micro SD Card with AdapterWarranty: Limited Lifetime WarrantyDisclaimer: Read and Write Speed may vary depends on the capacity and speed of the host device, the stated or advertised speed of the brand is said "up to" meaning this is the maximum potential speed of the product that a host device can meet but not the exact speed that it can perform. Range of speed is better if you also have better host device and components that can meet better speed.