FAST: Fanxiang S501Q NVMe m.2 SSD PCIe 3.0 SSD uses 3D NAND and SLC Cache technology.Offering a sequential read and write speed up to 3500Mb/s and 2700MB/s respectively. EFFICIENT: The surface of S501Q internal m.2 ssd hard drive is equipped with graphene heat dissipation stickers,which not only provide superior performance but also contribute to enhanced life. COMPATIBLE: Designed to be compatible with both PC desktop and laptop computers. This compatibility ensures that you can upgrade your machine and enjoy the performance. WARRANTY:Fanxiang is committed to providing high-quality products to global business partners, providing a 5-year warranty.30 day free return. FIT PEOPLE:DIYers, casual gamers, professionals, and entry-level designers.