The world's fastest SDHC/SDXC memory card offers a read speed of up to 300 MB/s and a write speed of up to 260 MB/s. Its uninterrupted video recording performance of 90 MB/s (V90) supports video recording in Full HD, 3D, and 4K cinema quality. The SanDisk Extreme PRO SDHC/SDXC UHS-II card is ideal for cameras that support the new UHS-II standard, delivering the uncompromising results demanded by professional photographers. It is temperature resistant from -20 to 85°C, waterproof, and shockproof.