The SanDisk Extreme PRO CompactFlash Memory Card is the world's first high-capacity card that supports VPG-65, the Video Performance Guarantee specification that ensures smooth 4K video recording as well as Full HD. With large capacities, this memory card can hold all of your high-resolution photos and memory-intense videos. The card can operate in temperatures ranging from -13 degrees Fahrenheit (-25 degrees Celsius) to 185 degrees Fahrenheit (85 degrees Celsius), so you can record rich Full HD video or snap the perfect shot in almost any climate. These cards are tested with rigorous stress, shock and vibration procedures and feature RTV silicone coating for added protection against shock and vibration.