Samsung Evo Plus. Capacity: 512 GB, Flash card type: MicroSDXC, Flash memory class: Class 10, Internal memory type: UHS-I, Read speed: 100 MB/s, Write speed: 90 MB/s, UHS Speed Class: Class 3 (U3). Protection features: Magnet proof, Temperature proof, Waterproof, X-ray proof, Product colour: Red, Silver, White