Handheld Printing Calculator is designed for light to medium use in the home or office. Calculator has a 12-digit liquid crystal display (LCD) and prints one color at approximately 1.6 lines per second. Attached metal paper holder manages the printouts. Four-key memory includes memory plus, memory minus and recall/clear memory keys. Functions include tax + and tax - keys, floating/fixed decimal, adding mode, and double zero key. Calculator operates on four AA batteries (included) and AC adapter (included).