Milan scientific M139, 10+2 digit, 139 functions, on AAA batteries

Design: Pocket
Description: Scientific, functions: 139, batteries
Width: 83
Type: Calculator
Purpose: Scientific
Length: 146 mm
Housing material: Plastic
Thickness: 19 mm
Nutrition: Batteries
Display type: Segmental
Number of digits: 10+2
Number of display lines: 1
Number of functions: 139