Specification: Origin: Mainland China Compatible Brand/Model: None Accessories Type: Motherboard Type: Long, Short (optional) Interface type: PCIe 4.0 Adapter card size: for  ROG Ally handheld size Rotation angle: 90 degrees Material: High quality electronic components and durable metal casing Heat dissipation design: equipped with heat dissipation function, effectively reducing the temperature of the hard drive Compatible System: Suitable for ROG Ally handheld and related operating systems Long size: 87.00x32.00x5.00mm Short size: 32.00x23.00x5.00mm Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement. Included: 1 x Transfer Board 1.Custom Upgrade Solution: Specifically designed for ROG Ally handhelds, this transfer board allows for simple and convenient upgrading of M.2 hard drives. By using this card, you can upgrade your existing hard drive to a faster, more stable M.2 PCIe 4.0 interface, thus enhancing storage performance and read/write speeds. 2.90-Degree Board Design: The M.2 transfercard features a distinctive 90-degree board design, ensuring a more compact and efficient connection between the M.2 hard drive and FOR ROG Ally handheld. This space-saving design allows for more flexibility in the adapter card's installation within the device. 3.PCIe 4.0 Support: With its PCIe 4.0 interface, this adapter card offers superior transfer speeds and larger bandwidth. Harnessing the power of PCIe 4.0 technology, you can achieve faster data read/write speeds, enjoy smoother gaming experiences, and advantage from quicker load times. 4.Wide Compatibility: This M.2 modification board boasts wide compatibility, suitable for various M.2 PCIe 4.0 hard drives, including solid-state drives of different capacities and sizes. This means you can choose the right hard drive based on your needs, providing more storage space and better performance. 5.Easy Installation: The installation process of this SSD memory card adapter converter is straightforward. Simply insert the M.2 hard drive into the adapter card's M.2 slot, then install the card on FOR ROG Ally handheld. No complicated steps or professional skills are needed to complete the upgrade.