HP QuickCalc is a compact, stylish and simple-to-use solution for your quick calculations on the go, at home or in the office. Display Area - 1.65 x 0.50 (42x12.7mm) Algebraic entry-system logic Numeric Keyboard Plastic with metal front bezel materials Automatic power off, magnetic back, multiple color options +, -, *, /, percentage (%), Memory function (MRC, M+, M-), constant calculation, Clear Entry (CE) Dimensions - 4.65 x 1.73 x 0.59 (118x44x15mm) Weight - 46.0 grams (1.62 ounces)