SanDisk Extreme 256 GB microSDXC delivers up to 100 MB/s read and 30 MB/s write, perfect for high‑resolution video and rapid photo bursts. Its rugged design resists water, extreme temperatures from –25 °C to 85 °C, freezing, and magnetic fields, while the included SD adapter allows easy file transfer to larger devices. Lightweight at just 0.5 g, it fits effortlessly into compact gear without compromising storage capacity or durability.