Feature: 1. Four-bay SSD network card, PCIe x16 to m.2 nvme kcssd10 high-speed SSD acceleration expansion card 2. Support m.2 nvme protocol hard disk, support hard disk solid state three size 2242/2260/2280 3. PCIe 3.0 gen3 x16 high performance, high speed channel, transmission bandwidth up to 128 Gbps 4. Hardware accelerated expansion, raid software support system, support for win7 professional edition / 8/10 system, comes with storage, the manager can form 5 raid storage mode 5. Super heat dissipation, with silicone radiator + aluminum alloy radiator for heat dissipation 6. The chip of the motherboard for Intel X299 supports four ABCD hard drives, and the motherboard chip for Intel Z370 supports three ACD hard drives. Old motherboards only support one hard disk, and other motherboards support 7 one after another. The lights are from bottom to top, 1234 corresponds to ABCD, clear to read Specifications: Item Type: PCIE X16 Adapter Card Model: KCSSD10 Product Function: M.2 SSD read and write, support system disk boot Hard disk support: solid state hard disk with M protocol. 2 nvme Transmission interface: support PCIex16 card slot Support hard disk Disk: 4 x solid state hard disk with M.2 NVMe protocol Power supply: motherboard PCIe power supply Internal interface: bus M.2 NVMe (support 2242, 2260, 2280MM) Transmission interface: PCIex16 Support system: for win7/8/10 server/win/linux system Support motherboard: after testing, for Intelx299 supports four abcd, z370 supports three acd, old motherboard only supports single disk, other motherboards support Material: PCB + metal How to use: The operation is as follows when the host of the desktop computer is turned off and off: 1. Insert the M.2 SSD into the card slot at a 45 degree angle and secure it with screws. 2. Insert the M.2 riser card into the PCIe X16 interface of the host motherboard, and then secure it to the chassis bracket position with screws. Package List: 1 x KCSSD10 Adapter Board 1 x User Manual 1 x Screwdriver 4 x Heat Sink 4 x Cleaning Paper 4 x Viscose 12 x Rubber Band 6 x Screw 6 x Nut Note: 1. If you are acting as system boot disk, the computer motherboard must have a PCIe x16 card slot, a dual-core processor or above. 2. Shooting light and different monitors may cause the color of the objects in the picture a little different from the real thing. The allowable measurement error is 1-3cm. 3. If you are installing a new hard disk, right-click My Computer, Manage and Disk Management, find the corresponding disk, initialize the disk and create a new simple volume. 4. If you need to form different storage modes of the array, please follow the steps or RAID operation instructions above, or you can contact online customer service.