NVMe M.2 DAHUA C900 256GB 3D NAND UP TO 2000MB/S DAHUA SSD NVME M.2 256GB 2000MB/S - SSD DAHUA E900N 256 GB NVMe M.2 Solid State Drive 256GB Read up to 2000mb/s Write up to 1050mb/s Form Factor M.2 2280 Port PCIe Gen 3.0 x 4 Product Dimensions 80.0 mm × 23.0 mm × 4.8 mm (3.15" × 0.91" × 0.19") Packaging Dimensions 140.5 mm × 105.5 mm × 15.5 mm (5.53" × 4.15" x 0.61") Memory Component 3D NAND S.M.A.R.T Support TRIM Support Garbage Collection Support MTBF 1,500,000 hours Operating Temperature 0°C to +70°C (+32°F to +158°F) Storage Temperature –40°C to +85°C (–40°F to +185°F) Operating Humidity 5%–95% (non-condensing) Vibration Resistance 10–200 Hz, 0.5 G Shock Resistance 1500 G/0.5 ms (half sine wave)