The SanDisk Extreme PRO UHS-II SDXC 64GB 300x Memory Card can be used if your existing memory card is not enough. This card is designed for DSLR cameras and offers maximum read and write speeds of 300 Mbps and 260 Mbps, respectively. The card has the capability of recording full HD, 3D, and 4K videos. The built-in write-protect switch secures your stored images. Moreover, this memory card offers resistance to shocks, water splashes, and radiation of X-rays. You may use this card in the extreme temperature range of -25° to 85°C. If your photos are accidentally deleted, you may recover them with the help of the RescuePRO data-recovery software that can be downloaded free.