Various Retailers have 1TB Corsair MP600 Mini M.2 2230 NVMe PCIe x4 Gen4 2 SSD Solid State Drive (CSSD-F1000GBMP600MN) on sale for $69.99. Shipping is free.

Available from the following stores:

• Amazon $69.99
• Newegg via eBay $69.99
• Newegg via Walmart $69.99
• Newegg $69.99
• Corsair $69.99

Product Details:

• Compact M.2 2230 Form-Factor: Fully compatible with Valve Steam Deck, Microsoft Surface, and other ultra-thin devices, making a great upgrade for compatible machines.
• A PCIe Gen4 x4 controller delivers up to 4,800MB/sec sequential read and 4,800MB/sec sequential write speeds, for rapid read, write, and response times.
• High-Speed Gen4 PCIe x4 NVMe 1.4 M.2 Interface: PCIe Gen4 technology for maximum bandwidth