Upgrade your laptop's performance with this HyperX Impact 16GB DDR4-2133 SO-DIMM kit. With two 8GB modules, this kit offers a total capacity of 16GB, making it perfect for multitasking and running multiple applications simultaneously. The model number HX421S13IBK2/16 and the bus speed of PC4-17000 (DDR4-2133) ensure that you get the best performance out of your laptop. Designed by HyperX, a well-known brand in the computer components industry, this DDR4 SO-DIMM kit is a perfect fit for your laptop. The kit is compatible with most laptops that support DDR4 technology. With 260 pins, it offers a reliable and stable connection. Enhance your laptop's speed and memory with this HyperX Impact 16GB DDR4-2133 SO-DIMM kit.