SanDisk Extreme® microSD™ Card for Mobile Gaming Up to 190MB/s 256GB Lifetime Limited Warranty Full Specifications Capacity 256GB Form Factor microSDXC™ Sequential Read Performance Up to 190MB/s Sequential Write Performance Up to 130MB/s Dimensions (L x W x H) 1.02mm x 14.99mm x 10.92mm Warranty Lifetime Limited Warranty Weight 4.54gms Model Number SDSQXAV-256G-GN6MA Operating Temperature -25°C to 85°C Non-Operating Temperature -25°C to 85°C Certifications CE, FCC, C-Tick/RCM, UKCA, EAC, ICES Product Features Tested and certified to work seamlessly with Chromebooks Up to 120MB/s transfer speeds let you move photos and files fast Class 10 for Full HD video playback – watch right from the card Water-proof, temperature proof, X-ray proof, magnet proof, shock proof Compatibility Compatible with microSDHC, microSDXC, microSDHC UHS-I, and microSDXC UHS-I supporting host devices