Equipped with useful tools, the expansion card is convenient to install.The contact surface of SSD is super thick gold-plated, which can dissipate heat efficiently after adding heat conducting medium.Made of PVC and electronic component material, it is anti-vibration and durable.The length of the product is 120mm, the width is 104mm and the height is 18mm.It supports NVME/NGFF dual protocols SSD expansion.Item Name: Expansion CardMaterial: PVC,Electronic ComponentColor: BlackModel: GV02Power Supply Mode: PCI-E Power SupplyBuilt-in Interface: M-KEY/B-KEY (Dual Interface)Applicable Slot: PCI-E 3.0 GEN3 X4 (Compatible with Motherboard X4/X8/X16)Supported Systems: for Win XP/for Vista/for Win7/for Win8 32-bit/for LINUX 64-bitFeatures: High Speed, High Performance, Easy to UseSize Details: 12cm x 10.4cm x 1.8cm/4.72" x 4.09" x 0.71" (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Expansion Card2 x Chassis Blanks1 x Heat Dissipation Silicone1 x Screwdriver1 x Screw