Western Digital PC SN720 NVMe 512GB SSD M.2 2280. HDD Sentinel shows 95%+ health with no bad sectors and 1000+ days remaining. Unit does not include thermal pads, mounting hardware, or mounting brackets. Speed specifications are as follows:

Sequential Read up to (MB/s) 3,400MB/s Sequential Write up to (MB/s) 2,400MB/s Random Read up to (IOPS) 400K Random Write up to (IOPS) 330K