Transcend's Industrial Grade Temp DDR4-2133 ECC SO-DIMM is an ideal choice for space-constrained applications that require rugged durability and flawlessly stable operation. With industrial range (-40° to 85ºC) operating temperature flexibility, these memory modules are specially engineered to continue delivering optimum performance even in extreme hot or cold environments. Moreover, Transcend's DDR4-2133 ECC SO-DIMM features Error Correcting Code that monitors the data that gets transferred in and out of the module, and corrects any errors found. This greatly decreases the risk of computational errors during complex tasks, thus improving overall system reliability.