The product is the 20th edition of the textbook “Electrical Wiring Residential” by authors Ray Mullin and Phil Simmons, published by Cengage Learning in 2020. This textbook is based on the 2020 National Electrical Code (NEC) and is part of the Mindtap Course List Series. It covers subjects related to construction, electrical wiring, and teaching methods in the arts and humanities. With 848 pages and a trade paperback format, this textbook is designed for students studying electrical systems in residential settings.