Free Express Shipping! Delkin Devices 256GB BLACK UHS-I SDXC Memory Card 256GB Storage Capacity, UHS-I / V30 / U3 / Class 10, Max Read Speed: 90 MB/s, Max Write Speed: 90 MB/s, Min Write Speed: 30 MB/s, Records 4K, Full HD, and HFR Video, Can Withstand...