QuickStudy | Electrical Laminated Reference Guide: For the professional electrician or anyone looking to have basic electrical knowledge, this 3-panel (6-page) guide is a handy resource to have at the ready. Color-coded sections feature comprehensive, easy-to-understand information on receptacles, conductors, wires and other electrical elements. In addition, each section is enhanced by charts, illustrations, diagrams, formulas and equations. Safety rules are indicated with easy-to-spot icons.