1. Suitable for 5PCle to M.2 NVMe protocol 2. 16PIN cable connection, specially designed for the 5 PCIE interface. Through the 16PIN 0.5mm pitch FPC cable, a single PCIE can be expanded into a dual-channel NVME m.2 solid-state interface to obtain faster storage speed. 3. Supports 2280NVME protocol solid state drive, does not support being used as a boot disk, and is connected to 5 through M2.5 hexagonal copper pillars 4. Suitable for 5 PCIE M.2 (dual-way) solid-state drive expansion board NVME protocol module 5. Convenient to carry and easy to use 1. Product name: Suitable for 5 PCle to M.2 NVMe protocol dual SSD solid state drive expansion board 2.M.2 M-Key: Support 2280NVME protocol solid state drive 3.SSD function: dual SSD solid state drive expansion board, high-speed reading and writing 4.LED indicator light: onboard power indicator light, SSD1 and SSD2 status light Note: Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Not Affect The Use Colour:As Shown Material:PCB Package Contents: 1 x SSD expansion Board Module 12 x (M2.5 x 6+4) Copper Pillar 2 x (M2 x 4) Flat Head Screws Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.