Western Digital Green 400GB SSD
SLC (single-level cell) caching boosts write performance to quickly perform everyday tasks.Sequential read speeds of up to 545MB/s. Ultra low power-draw so you can use your laptop PC for longer periods of time. Available in 2.5”/7mm cased and M.2 2280 models to accommodate most PCs.WD FIT Lab™ certification for compatibility across a wide range of laptop and desktop computers. Free downloadable software to monitor the status of your drive and clone a drive, or backup your data.