Sf-g series Tough specification UHS-II SD memory cards, the world's toughest and fastest SD card, 18 times stronger4 than standard SD card with an ultra-rugged design that is bend-proof, drop-proof to 5 meters, water-proof and dust-proof and up to 300MB/s read, 299MB/s Write2 speeds.

Backward compatible with UHS-I compatible equipment: while highest performance is obtained using a UHS-II compatible camera, (up to 95MB/s transfer and 90MB/s writing speeds3). Highest level Waterproof (ipx8*5) & dustproof (ip6x*5): completely sealed with monolithic structure, This card is waterproof (compliant to IPX8). Fast file transfer: up to 300 MB/s transfer speed and up to 299MB/s write speed 3. Uhs-ii, Class 10, U3 compliant. Fast writing speed excellent for 4K recording and continuous burst mode shooting.Operating temperature range:-13? to +185? (Non-condensing). Ribless, no write protection switch design: world's first ribless, no write protection switch design6 removed easy to break Parts, such as rib. Tough specs: world's first one-piece molded construction with high hardness materials have resulted in the world's highest level of Bend strength, 18 times greater than the SD standard.