This vintage Sharp D.A.L. Twin Power Calculator EL-520G scientific model is a great addition to any collection or for daily use. The calculator is made in China and has been previously owned, but is still in good working condition. It features a variety of functions and is perfect for those who enjoy vintage electronics. The brand, Sharp, is well known for their quality products and this calculator is no exception. The model, EL-520G, is a scientific calculator that is perfect for students or professionals alike. Don't miss out on the opportunity to own this piece of history!