Faster speeds - Class 10 UHS-I speeds up to 100MB/s. Optimized for use with Android devices - improved performance when used with an Android smartphone or tablet. Multiple capacities - Up to 512GB1 to store all your memorable photos and videos. Durable - for your peace of mind, The card has been extensively tested and proven to be waterproof, temperature proof, shock and vibration proof and X-Ray proof.