Numerous Hours of Dependable Recording: Take important video records in Full HD 1080p when traveling or at home, with a maximum of 24,500 hours of video recording. Captures extended lengths of 4K Ultra HD video with UHS-I microSD compatible devices Specifically designed for continuous recording with surveillance cameras, dash cameras, and body cameras Read and write speeds up to 100 MB/s and 80 MB/s, respectively High-quality NAND flash for endurance endurance and up to 256GB of storage for lengthy recordings Shock, X-ray, and waterproof as well as temperature resistant for use in extreme environments Equipped with automatic error correction code (ECC) functionality Designed to provide reliable, nonstop recording in professional and home surveillance cameras, dash cameras, and body cameras, the 256GB High Endurance UHS-I microSDXC Memory Card from Silicon Power features a high-quality NAND flash memory that helps reduce recording failures that can stem from the continuous writing and rewriting of data. It features a storage capacity of 256GB and takes advantage of the UHS-I bus to deliver read speeds up to 100 MB/s and write speeds up to 80 MB/s. Furthermore, thanks to the U3 and V30 speed class ratings, write speeds are guaranteed to not drop below 30 MB/s, meaning this card is well suited to capture Ultra HD and Full HD video. It may also be used for still photography, including raw and JPEG photos. Also featured is automatic error correction code (ECC) functionality, which helps keep your data safe, as well as resistance to water, shock, X-rays, and temperatures, making this card suitable for use in extreme environments. Included is a microSD to SD adapter, allowing this card to be used in full-sized SD devices.