RAM & Memory Upgrades
Timetec DDR4 16GB Kit (2x8GB) 3200MHz PC4-21300 Non-ECC Unbuffered 1.2V CL22 1Rx8 Single-Rank 260 Pin SODIMM Laptop Notebook PC Computer Memory RAM Module Upgrade.
DDR4 3200MHz PC4-21300 260 Pin Unbuffered Non-ECC 1.2V CL22 Dual Rank 2Rx8 based 2048x8
https://www.bizrate.co.uk/ram_memoryupgrades/timetec-ddr4-16gb-kit-2x8gb-oid17701262743.html