The product is a pack of 9 Hilti GC-41 fuel cells specifically designed for use with the Hilti GX-3 gas tool. These fuel cells have an expiration date of September 2027, ensuring they are fresh and ready to use. The Hilti brand is known for producing high-quality and reliable tools, making these fuel cells a dependable option for professional users in various industrial settings who rely on power-actuated tools.