Style:Handheld Calculator Ideal for electrical contractors, designers, engineers, builders, inspectors, electricians, and lighting specialists, the ElectriCalc Pro electrical code calculator (model 5070) from can help you solve tough electrical calculations in seconds and deliver those solutions in conformance with the latest National Electrical Code (NEC). The ElectriCalc Pro is a complete electrical reference tool that will save time and money. Update to future code revisions with an easy-to-install kit. Includes a rugged Armadillo Gear 360-Degree flip-top cover protective case--perfect for work out in the field.