The product is the NFPA 70, National Electrical Code (NEC) 2026 Edition Spiral textbook published by the National Fire Protection Association (NFPA). This textbook, written in English, covers essential topics in electrical code and is intended for educational and reference purposes. With a spiral format, it allows for easy navigation and access to information related to the subject area of general electrical code knowledge. This textbook is a valuable resource for those looking to deepen their understanding of electrical codes and regulations.