Today only, Sep 5, 2018, Amazon has the Kingston Digital 240GB PCIe NVMe M.2 2280 Internal SSD, model no. SA1000M8/240G, for $44.99 (regularly $69.99) with Free Shipping for a limited time.
Kingston’s A1000 solid-state drive is an entry-level PCIe NVMe solution with a single-sided M.2 22x80mm design. This form factor is ideal for thinner notebooks and systems with limited space. Using a PCIe NVMe Gen 3.0 x2 interface, 4-channel Phison E8 controller, and 3D NAND Flash, this drive offers read and write speeds up to 1,500MB/s and 1,000MB/s.