The Lexar NS100 SSD features a 2.5' SATA III (6Gb/s) interface. It gives you faster boot-ups, application load times, and data transfers turning your old computer from dinosaur to dynamo with a read speed of up to 550MB/s. It also uses less battery life than a traditional hard disk drive. The NS100 SSD gets rid of the performance of your computer anxiety from having an old traditional hard drive and allows it to take center stage with more speed and storage space than ever had before. Unlike traditional hard disk drives, the NS100 SSD has no moving parts, so it's more durable and less likely to fail. Add to that, it's shock and vibration resistant and you've got one robust and reliable SSD to safely store and render your large-sized data, photos, and 4K videos. All Lexar product designs undergo extensive testing in the Lexar Quality Labs, facilities with more than 1,100 digital devices, to ensure performance, quality, compatibility, and reliability. The Lexar NS100 comes with 3 years of warranty.