256GB storage lets you capture and store more high-resolution photos and 4K videos without running out of space Up to 205MB/s read speed and 150MB/s write speed enable fast transfer and quick access to your files V30 rating supports 4K video recording at 60FPS for smooth, high-quality footage without stutters Card is designed to be water-, temperature-, X-ray-, vibration-, magnetic-, shock-, wear-, and drop-proof to ensure reliable use