Which SSD slot is this, Acer Nitro 5 AN 515 42

Acer Nitro 5 Gaming Laptop SSD Upgrade, Memory acer nitro 5 storage slot You can also upgrade the Nitro 5's internal storage using the available PCIe slot or the empty HDD drive bay The full-HD acer nitro 5 storage slot Number of Total Memory Slots, 2 ; Number of Hard Drives, 1 slot available for upgrade ; Total Solid State Drive Capacity, 256 GB ; Solid State Drive Interface

acer aspire 3 sd card slot In this video i will show you How to Upgrade Storage on Acer Nitro 5 AN515-57