Experience high-performance, reliability, and a spacious 256GB capacity with the SanDisk Extreme PRO microSDXC™ UHS-I Card. Ideal for 4K video, action photography, and gaming, this card boasts impressive write and read speeds of 140MB/s and 200MB/s, respectively. It is compatible with a variety of devices and holds an A2 rating for efficient app performance. Developed for professionals and enthusiasts, this memory card is also shockproof, temperature-proof, waterproof, and X-ray-proof, and comes with a lifetime limited warranty for peace of mind.