What is a NVMe SSD and How Fast is it?

What is a NVMe SSD and How Fast is it? nvme m 2 slot laptop Acer ; Acer Nitro 17 , 2x 2280 PCIe NVMe x4 ; Acer Nitro 5 , no slots ; Acer Nitro 5 , 2x 2280 PCIe NVMe ; Acer Nitro 5 nvme m2 slot How to Install an SSD · Shut down your computer completely · Remove the power cable and battery Only remove the battery if you're installing a M · Discharge

nvme m2 slot Hi everyone, is there any part for a Dual NVme m2 SSD in ONE slot? I mean i've upgraded my laptop ssd from 128gb to 1tb +2tb sshd drive

nvme m2 ssd slot Acer ; Acer Nitro 17 , 2x 2280 PCIe NVMe x4 ; Acer Nitro 5 , no slots ; Acer Nitro 5 , 2x 2280 PCIe NVMe ; Acer Nitro 5 Laptop · AORUS AERO GIGABYTE · Monitor · AORUS GIGABYTE 4K Monitors · Desktops EZ-Latch：PCIe x16 Slot & Connectors with Quick Release & Screwless Design