Sharp QS-2130 12 Digit Display Calculator with Adding Machine Logic

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The QS-2130 is a versatile, twin-powered display-only calculator with an extra large 12 digit LCD display and Adding Machine Logic. Features: Twin-Powered: solar-powered with batte ry backup prevents memory loss. Twin-power source: built-in solar cell (more than approx. 50 lux) or lithium cell (less than approx. 50 lux). Easy-to-Read Display: 12-digit liquid crystal display with automatic 3-digit punctuation. Convenient MU Key: a MU (Multiple Use) key simplifies business calculations to save time and increase efficiency by handling functions like margin, markup, selling prices, costs, percent changes. Additional Features: independently accessible 4-key memory plus second 2-key memory function, round up/off/down, add mode, fixed (3,2,0)/ floating decimal, Constant and Sigma mode selectors, adjustable stand and carrying case. Dimensions: 7-9/32" (W) x 6-7/8" (D) x 23/32" (H) Weight: 0.64 lb. (with battery, without a soft case) Show more