Sandisk Micro SD Card Extreme Pro 256 GB 200M/S R 140 M/S W

Brand: SanDisk

Model: SDSQXCD-256G-GN6MA

Capacity: 256GB

Read Speed: Up to 200MB/s

Write Speed: Up to 140MB/s

Speed Class: UHS Speed Class 3 (U3), Video Speed Class 30 (V30)

Application Performance Class: A2

Durability: Waterproof, temperature-proof, shockproof, and X-ray-proof