The product is a spiral-bound edition of the 2026 National Electrical Code (NEC) textbook by NFPA, published by the National Fire Protection Association. This textbook, authored by NFPA, is in English and is a valuable resource for those studying or working in the field of electrical codes and standards. The spiral format makes it convenient for reference and use, especially in a professional setting. This textbook is a critical resource for anyone interested in electrical code compliance and regulations.