TEAMGROUP ELITE SDXC UHS-I U3 High Speed Memory Card has a read/write speed of up to 90/45MB. At the same time, it supports Video Speed Class 30 (V30) and the current mainstream 4K Ultra HD video recording, so you can fully enjoy the fun of photography. Functions of waterproof, anti-shock, anti-X-ray, anti-static, and etc. offer your data an all around protection.