This EVO+ UHS-I microSDXC U3 Memory Card (Class 10) from Samsung holds 256GB of data. Its Ultra High Speed Class 1 (UHS-I) bus interface enables it to achieve maximum read and write speeds of 90 MB/s and 30 MB/s respectively, which are far greater than the 10 MB/s minimum speeds guaranteed by the Class 10 and UHS 1 ratings. This microSD card is ideal for Full-HD video recordings and high resolution pictures. An SD adapter is included, allowing you to use the card in a full-size SDHC/SDXC slot.
The EVO+ series is waterproof (lasting up to 72 hours in seawater), magnet-proof, and X-ray–proof. Additionally, it is capable of withstanding temperatures of -13 to 185°F.