This removable storage medium allows data to be written and erased as many times as is required ,- Especially recommendable for mobile phones, smartphones and tablet PCs that support the new UHS-II standard ,- Ideal for memory consuming applications like high-resolution full HD or 4k video shots, app use and multi tasking ,- Enables extremely fast data transfer with up to 275MB/sec. read and up to 100MB/sec. write speed ,- Suitable for terminal devices with a microSDXC slot (not compatible with standard microSD and microSDHC cards) ,- Extended, tested temperature range from -25°C up to +85°C ,- Extreme durability: water proof, temperature proof, shock and vibration proof, x-ray and magnet proof ,- USB 3.0 microSD UHS II card reader included ,- Genuine SanDisk branded item, OEM quality