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. ***