Premier Pro microSDXC/SDHC UHS-I memory cards are designed for dash recorders and motion cameras, perfect for repeated write/overwrite tasks such as daily in-car recording. They also meet the A2 standard for quicker and smoother execution of APPs. Being V30 (Video Speed Class) qualified, they can record at a minimum speed of 30MB per second. To ensure consistent high quality, Premier Pro microSDXC/SDHC UHS-I memory cards are waterproof, shockproof, X-ray proof, and extreme temperature resistant, accompanying you on journeys even in harsh environments. Roam freely with all-round protective design Premier Pro microSDXC/SDHC UHS-I memory cards support automatic error correcting code (ECC). They also pass rigorous waterproof, shockproof, X-ray proof, anti-static, and extreme temperature testing for rugged durability and reliable protection. A2 qualified - for faster app performance If you are an Android smartphone/tablet user, A2-qualified Premier Pro microSDXC/SDHC UHS-I memory cards (16GB-512GB) can help to install and run apps faster. With Android 6.0/7.0, users are able to choose microSD cards as adaptable storage not just for static content such as photos and video, but also for apps. This helps expand smartphone internal storage for more exciting mobile usage. UHS-I U3 meets V30 for faster video recording Implementing high speed UHS-I U3 specifications, Premier Pro microSDXC/SDHC UHS-I memory cards support high definition Full HD, 3D, and 4K Ultra HD video recording. They meet V30 (Video Speed Class) specs, meaning they can record a minimum 30MB of video per second - ideal for dash recorders and motion cameras. Large Capacity for Non-Stop Capture These robust high performance cards are available in 16GB, 32GB, 64GB, 128GB, 256GB and 512GB. They can store up to 3830 minutes of Full HD video, providing you with great coverage for extended trips and other recording or photographic capture needs.