MyMemory SD cards are the ideal option to increase data storage on the smallest of devices including digital cameras, PDAs, MP3 players, mobile phones and more. For added reliability and durability, our solid-state SD memory cards are built of nonvolatile memory components and have no moving parts to wear out. Specification - Compatible with all Secure Digital devices - Size: (24mm x 32mm x 2.1mm) - Built-in write-protect switch prevents accidental data loss - Operating Temperature: 0 to 60 C / 32 to 140 F - Storage Temperature: -20o - 85o C / -4o to 185o F - Low power consumption is easy on device\'s batteries Buy With Confidence This MyMemory product comes with a Lifetime warranty, giving you the comfort and confidence you would expect from a well-established brand. All our products are subjected to an extensive testing process before being added to our range. We hope our strong warranty periods reflect the confidence we have in the quality of our own products. Enjoy!