Olivetti EC 122 PD Electronic Printing Calculator

An Olivetti EC 122 PD electronic printing calculator with a black plastic exterior and integrated vacuum fluorescent display. The keypad comprises a standard numerical arrangement with additional function keys for arithmetic, memory, and percentage operations. Positioned above the keys are slider switches for decimal point selection, rounding control, and printing toggles, as well as a manual paper feed button. The machine features a built-in printer mechanism for use with paper tape rolls. The manufacturer name and model number are embossed on the top of the casing. A power cord is connected to the back of the unit.