This product is a genuine Lenovo 256GB M.2 80mm SSD solid state drive, specifically the model MZ-VLB256B. It is designed for use in laptops and has an interface of M.2. This SSD offers a storage capacity of 256GB, making it ideal for quick data access and transfer. This solid-state drive is a reliable option for upgrading or replacing traditional hard drives in your computer system for improved performance and efficiency.