DescriptionStrontium Nitro MicroSD SDXC UHS-I TF Card Class10 With AdapterStrontium® NITRO range of UHS-I microSDHC/XC flash cards offer an impressive data storage of music, full high-definition videos, high-resolution photos and games in a tiny body with ultra high performance. It is widely available from 16GB to 128GB capacities. Mobile Kit for Your Smartphones, Tablets and PCs.Compliant – with the latest SD card Specification Standards Compatibility: For microSDHC (16-32GB) cards: Compatible with all microSDHC/XC and microSDHC/XC-I (UHS-I) enabled host devices For microSDXC (64-128GB) cards: Compatible with microSDXC and microSDXC-I (UHS-I) enabled host devices only OTG Interface – Hi-Speed Standard Type A USB (USB 2.0) and Micro-B USB 2.0 Durability – Water proof; temperature proof; magnet proof and X-ray proof Guaranteed – Strontium® Lifetime warranty; 1-year warranty on OTG card reader Operating Temperature -13°F to 185°F (-25°C to 85°C ) Storage Temperature -40°F to 185°F (-40°C to 85°C) File Format**** FAT32 (microSDHC 16GB-32GB), exFAT(microSDXC 64GB-128GB) GeneralBrandStrontiumModelSRN64GTFU1TQuantity1 setMaterialPlastic MetalForm ColorBlackSpecificationCapacity64GBSpeed ClassUHS-IMax Read Speed85MB/sMax Write Speed566xOverwrite Protection SwitchNoDimensions & WeightDimensions0.43 in x 0.59 in x 0.04 in (1.1 cm x 1.5 cm x 0.1 cm)Weight0.3 oz (8.5 g)