Serious professional photographers who demand one of the fastest, most rugged, and most durable memory cards on the market should choose the SanDisk Extreme III SD card. Built to work under the most challenging conditions, with SanDisk Extreme III you’ll get more speed, better performance, and unmatched reliability.

That’s because only SanDisk Extreme III memory cards feature innovative ESP Technology for the fastest speeds and highest performance. ESP stands for “Enhanced Super-Parallel Processing”. Simply put, it means you are getting the fastest read/write speeds available – an amazing minimum 20MB per second** sequential read and write speed – speed you’ll definitely appreciate whenever you find yourself shooting and storing pictures in harsh environments, extreme temperatures or at high altitudes.

• Designed to meet the critical speed and performance needs of serious professional photographers—lets you quickly capture, view, upload and transfer large image files
  Ideal for demanding photo shoots under severe weather conditions—heat, cold, wind, rain, snow, etc.
  
• Built to perform in the most extreme environments and temperatures—from
  -13º F to 185º F
  -25º C to 85º C
  
• Min 20MB/second** sequential read and write
  
• Durable, reliable and thoroughly tested—temperature tested (heat and cold); shock and vibration tested
  
• Data recovery software—ensures your photos will always be there (even if you delete them accidentally)
  
• Dedicated, priority technical support hotline for direct customers of SanDisk Extreme products
  
• Included travel case keeps your memory cards organized
  
• Lifetime limited warranty***
  ***Except Europe