The compact single-sided M.2 2280 (22x80mm) design expands storage up to 4TB2 while saving space for other components, making NV2 ideal for thinner notebooks, small form factor (SFF) systems, and DIY motherboards.
Kingston SNV2S/500G NV2 500G good price and great PCIe3 speed
Kingston SNV2S/500G NV2 500G M.2 2280 NVMe SSD lightly used for $24 including shipping and in my computer it runs at 3077/2295 (Crystal Disk Mark). So I'm a happy camper