TRANSCEND MTS400S 128GB SSD disk M.2, 2242 SATA III 6Gb/s (MLC), 530MB/s R, 200MB/s W Transcend's M.2 SSD 400S utilizing the SATA III 6Gb/s interface along with its ultra compact dimensions makes it best suited to address the high performance needs and strict size limitations of small form factor devices. This means it is perfect for use in Ultrabooks and thin, light notebooks. Featuring a powerful controller and the exceptional transfer speeds, the M.2 SSD 400S easily handles everyday computing tasks as well as demanding multimedia applications. Key Features: Space-saving M.2 form factor (42mm) – ideal for mobile computing devices Supports DevSleep mode, which allows devices to completely shut down the SATA interface and conserve battery life, unlike existing partial/slumber states DDR3 DRAM cache Supports S.M.A.R.T., TRIM and NCQ commands RoHS compliant Specification: Dimensions (Max.): 42.0 mm x 22.0 mm x 3.58 mm (1.65" x 0.87" x 0.14") Weight (Max.): 4 g (0.14 oz) Bus Interface: SATA III 6Gb/s Flash Type: MLC NAND flash Capacity: 128 GB Operating Temperature: 0°C (32°F) ~ 70°C (158°F) Operating Voltage: 3.3V±5% Performance: Read Speed (Max.): 530 MB/s Write Speed (Max.): 200 MB/s 4K Random Read/Write (IOmeter): up to 70,000/50,000 IOPS Terabytes Written (TBW): 360 TBW Mean Time Between Failures (MTBF): 2,000,000 hour(s) Drive Writes Per Day (DWPD): 2.5 (3 yrs) Speed may vary due to host hardware, software, usage, and storage capacity. The workload used to rate DWPD may be different from your actual workload, which may vary due to host hardware, software, usage, and storage capacity. Certificate : CE/FCC/BSMI Warranty: Three-year Limited Warranty Warranty does not apply when SSD Scope's wear-out indicator displays 0% within the warranty coverage. System Requirement: Operating System Microsoft Windows 7 Microsoft Windows 8 Microsoft Windows 10 Linux Kernel 2.6.31 or later Technology: - TRIM & NCQ Command - S.M.A.R.T. - DDR3 DRAM Cache - Advanced Garbage Collection - DevSleep Mode