General Host Bus Interface PCIe 3.0 x8 Bracket Height Low Profile and Full Height Operating Temperature 0oC to 40oC (32oF to 104oF) Storage Temperature -20oC to 60oC (-5oF to 140oF) Relative Humidity 5% to 95% RH Notes The warranty period starts from the purchase date as stated on your purchase receipt. Storage Storage Interface PCIe NVMe Supported Form Factor 22110 / 2280 Connector Type and Quantity M-key, 2 Slots Compatibility Applied Models NVMe SSD SA series:SA3600, SA3400 20 series:RS820RP+, RS820+ 19 series:DS2419+, DS1819+ 18 series:RS2818RP+, RS2418RP+, RS2418+, DS3018xs, DS1618+ Notes DSM version requirement: 6.2.3-25426 or later version Item Dimension (L inchxW inchxH inch) 11 x 8 x 2