Book updated Apr 2024. In the US, almost all technical exams on electrical works are based on the NEC. However, the NEC book itself is a 1500+ pages mega size monster. You just won't have the time and energy to go through and memorize everything in there. Even though the exam may allow you to use the code book, looking up a particular item can be very time consuming and you may run out of time real quick This is why we come up with this study product...