128GB storage capacity lets you record for longer and store thousands of high-res photos or hours of video Read speeds up to 250MB/s and write speeds up to 120MB/s streamline transfers and minimize downtime Capture 5K and 4K UHD video and high-resolution stills with video speed class ratings of U3 and V30 Rated A2 for smooth app loading and running on compatible Android devices SANDISK QuickFlow technology speeds up your workflow SANDISK Memory Zone app makes managing, organizing, and backing up content easier Engineered for durability, the card is temperature proof, humidity proof, waterproof, shock proof, drop proof, magnet proof, X-ray proof, and wear-out proof