8GB x 2

16GB set / kit

DDR3L 1600MHz Laptop Memory Modules RAM 204Pin SODIMM Lot.

Please make sure your laptop takes DDR3L memory before buying.

its 204 pins as its sodimm -

dimm has 240 pins
make sure your laptop accepts ddr3L  the L means low voltage at 1.35v
ddr3 means 1.5v

Check on the crucial website here - https://uk.crucial.com/store/systemscanner

this will tell exactly what ram your laptop/PC is compatible with