Gigastone 256GB Micro SD Card, Switch / GoPro Compatible Memory Card, UHS-I SDXC

[Memory Bank] Capture, cherish and well-store all the best moments [Ultra HD] Read/Write up to 100/60 MB/s. 4K Ultra HD video displaying/recording [Compatibility] Storage for Laptop, Tablet, PC, Smartphones, Camera, e-Reader. Files, Videos, Music [Environment] Waterproof, shockproof, temperature-proof and X-Ray proof [Support] Gigastone 5-year limited warranty