WD_BLACK 500GB SN770M M.2 2230 NVMe SSD for Handheld Gaming Devices, Speeds up to 5,000MB/s, TLC 3D NAND, Great for Steam Deck and Microsoft Surface - WDBDNH5000ABK-WRSN - Newegg.com
Kingston NV1 1TB M.2 2280 NVMe PCIe Internal SSD Up to 2100 MB/s SNVS/1000G - Walmart.com