Sandisk Extreme Pro Microsdxc 64gb 200mbps

Capacity: 64 GB Speeds: Up to 200 MB/s read and 90 MB/s write speeds Video Rating: V30 and U3, suitable for 4K UHD video recording Performance: A2-rated for fast application performance on smartphones and tablets Durability: Waterproof, temperature-proof, shockproof, and X-ray proof