TRANSCEND MTS420S 120GB SSD disk M.2 2242, SATA III (3D TLC), 500MB/s R, 350MB/s W SATA III 6Gb/s MTS420S M.2 SSD Utilizing the SATA III 6Gb/s interface and the latest 3D NAND technology, Transcend's ultracompact MTS420S M.2 SSD is well-suited to address the high-performance needs and strict size limitations of small form factor devices. By using only high-quality flash chips and enhanced firmware algorithms, Transcend's MTS420S M.2 SSD delivers peerless reliability. Key Features: Space-saving M.2 SATA form factor (42mm) for ultra-compact computing devices 3D NAND flash chips SATA III 6Gb/s interface and SLC caching technology for exceptional transfer speeds Engineered with a RAID engine and LDPC (Low-Density Parity Check) coding to ensure data integrity Supports Device Sleep Mode (DevSleep) to prolong notebook battery life by intelligently shutting down SATA interface when not in use DDR3 DRAM cache Supports S.M.A.R.T., TRIM and NCQ commands Specifications: Dimensions: 42.0mm × 22.0mm × 3.8mm (1.65" x 0.87" x 0.15") Weight (max.): 8g (0.28 oz) Storage Media: 3D NAND TLC flash memory Sequential Read/Write (CrystalDiskMark): 500MB/s R, 350MB/s W 4K Random Read/Write (IOmeter): up to 28,000/75,000 IOPS Terabytes Written (TBW): 40 TBW Mean Time Between Failures (MTBF): 2,000,000 hour(s) Drive Writes Per Day (DWPD): 0.3 (3 yrs) Operating Voltage: DC 3.3V±5% Operating Temperature: 0°C(32°F) ~ 70°C(158°F) Certificates: CE, FCC, BSMI Warranty Three-year Limited Warranty (The 3 years warranty does not apply when SSD Scope's wear-out indicator shows 0% within 3 years.) Speed may vary due to host hardware, software, usage, and storage capacity. System Requirements: Desktop or notebook computer with M.2 interface (a SATA 6Gb/s port is needed for best performance), and one of the following operating systems: Windows 7 Windows 8 Windows 8.1 Windows 10 Linux Kernel 2.6.31 or later