Features: brand new and high quality Please make sure your motherboard supports Tpm 2.0 module Please try and provide the motherboard model (the middle part of the motherboard is usually above the graphics card slot) and photo socket. There is no fixed specification for this interface, and there are many varieties. You can check your compatibility and incompatibility with this motherboard module. The first step: first confirm your own motherboard manufacturer, divided into for Intel and for amd. If it is for Intel, please check the number after the English letter. Any number greater than 99 (including 99) is fine, for example: X99, 99 after x is fine. If it is for amd, make sure that the memory type of the motherboard must be DDR4. For example: MSI 970A-G43, the memory type of this model is DDR3, which is not supported! The second step is to confirm the pins of your motherboard, whether it is 12pin, 14pin or 20pin, etc. Package Includes: 1 PC x 20pin for Protection Module Specifications: Specification: 20pin Size: approx 5x3.5cm/1.97x1.38in Color: Black Spport: Tpm 2.0 module Used For: and Gigabyte note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-2mm error due to manual measurment.