Business cost margin calculator with large LCD display

12 digit calculator is perfect for desktop use either at home, store or in the office.

Material: ABS, acrylic and durable plastic keys.

Features a large LCD angled display with special cost / sell / margin function.

Functions: selectable decimal,square root key,grand total key,percent key,3 key independent memory,change sign key, backspace key,automatic power off, and hybrid power supply (solar/battery backup).