Looking to upgrade your Notebook memory? The Kingston KCP421SD8/16 16GB 260-pin DDR4 2133MHz Non-ECC Unbuffered memory upgrade is perfect for boosting your Notebook memory or other compatible system. This Kingston 2133MHz Notebook memory SODIMM will help give your system the boost it requires if it is becoming frustrating to work with and you are experiencing slow downs on the most mediocre of tasks such as; opening your web browser, opening multiple programs, opening several web pages etc. Kingston have been manufacturing high quality SODIMM modules since 1987 so you can be assured of a high quality component with this Kingston DDR4 upgrade. Kingston are one of only a few manufacturers worldwide who test production of Notebook memory modules at every stage because they're involved in every aspect of the manufacturing process from sourcing and carefully choosing the highest quality chips for the SODIMM to then testing the SODIMM memory module before it leaves production to ship to the end user. This Non-ECC Unbuffered SODIMM is no exception to this testing process.