This scientific calculator from INCHMATE is a must-have for any construction or renovation project. It is a handheld device that measures inches and feet with precision, making it an essential tool for calculating measurements and fractions. The calculator features an LCD display and requires a battery to operate. The bundle includes a box, case, calculator, and manual, making it easy to get started right away. This calculator is a great addition to any office equipment and is perfect for those in the business and industrial sectors. It was manufactured in Hong Kong and is in excellent working condition.