SATA III 6Gb/s SSD225S 250GB TS250GSSD225S Transcend's SATA III 6Gb/s SSD225S features superior durability and stability, delivering up to 560 MB/s of transfer speeds to upgrade your laptop and desktop! With up to 2TB of storage capacity and firmware optimization, you can save plenty of files without any worries. Specifications: Appearance Dimensions 100 mm x 69.85 mm x 6.8 mm (3.94" x 2.75" x 0.28") Weight 45 g (1.59 oz) F/F 2.5" Interface Bus Interface SATA III 6Gb/s Storage Flash Type 3D NAND flash Capacity 250 GB Operating Environment Operating Temperature 0°C (32°F) ~ 70°C (158°F) Operating Voltage 5V±5% Performance Sequential Read/Write (CrystalDiskMark) up to 500/330 MB/s 4K Random Read/Write (IOmeter) up to 40,000/75,000 IOPS Terabytes Written (TBW) 90 TBW Mean Time Between Failures (MTBF) 2,000,000 hour(s) Drive Writes Per Day (DWPD) 0.3 (3 yrs) Warranty Certificate CE/FCC/BSMI/KC/RCM/UKCA Warranty Three-year Limited Warranty System Requirement Operating System Microsoft Windows 7 or later, Linux Kernel 2.6.31 or later