Transcend's Industrial Grade DDR4-2133 SO-DIMM is an ideal choice for space-constrained applications that require rugged durability and flawless stable operation even in extreme heat or cold environments. Rugged notebooks, POS terminals, indoor/outdoor kiosks and vending machines, medical equipment, and other industrial systems will benefit from the robust durability of Transcend's Industrial Grade memory modules, which are built with PCB contact pins that are 10 times thicker than normal. With industrial range (-40° to 85ºC) operating temperature flexibility, these memory modules are specially engineered to maintain optimum performance.