[App] A2 grade provides faster App loading performance for Smartphones & Tablets [Ultra HD] Read/Write up to 100/50 MB/s. Ultra HD video displaying/recording [Compatibility] Storage for Laptop, Tablet, PC, Smartphones, Camera, DSLR, Dashcam, Camcorder, Surveillance, e-Reader, Drone, Gaming. Files, Videos, Music. Compatible with Nintendo Switch GoPro Android Samsung Canon Nikon [Environment] Waterproof, shockproof, temperature-proof and X-Ray proof [Support] Gigastone 5-year limited warranty including free data recovery. Free data recovery starting date of each series as following: 4K Camera Pro - June 1st, 2021 / 4K Game Pro - June 1st, 2021 / 4K Game turbo - June 1st, '2020'