SanDisk 16GB Extreme Pro CF memory card - UDMA 90MB/s 600x (SDCFXP-016G, bulk packaging) READ & WRITE PERFORMANCE: Up to 90MB/s (600x) for serious performance gains. UDMA: UDMA 6 enabled (works in all UDMA modes) TEMPERATURE: Tested to perform from -13F to 185F DURABILITY: Shock protection and RTV silicone coating added inside for protection against moisture and humidity WARRANTY: Backed by rigorous stress-testing procedures and our limited lifetime warranty.