M.2 to SATA3.0 expansion card combines high-speed uplink PCIE3.0 X2 16Gbps with downstream SATA3.0 6Gbps x 5. Experience the speed and stability with our advanced ASM1166 chip solution. When a SATA device is connected, the corresponding interface lights up, and it flashes during data read and write operations. Our M.2 PCIE to SATA adapter card is drive-free and plug-and-play, allowing for effortless operation and exceptional performance. To optimal operation, we've added an aluminum alloy heat sink, maximizing durability and effectively dissipating heat. Package Contents: 1 * M2 to SATA Adapter Card, 1 * Screwdriver, 1 * Screw. Note: Due to different production batches, there may be slight differences in appearance, which does not affect the applicability.