Canon LS-100TS Calculator

Easy-to-use business functions 10 digits and memory keys for simple calculations. Memory lets you store a result for later use. Includes handy built-in functions. Calculates profit margin and tax. There are also square-root and sign-change functions. Solar powered with battery backup. (Battery is included.) Plant-based content - made using tree-free agricultural products or by-products, helping you support innovative use of plants while reducing use of forests or other resources.