- An easy-to-use, robust and durable calculator with the four arithmetic operations for the youngest grades.
*Large 2-line display.
*Extra large digits with a separator between every three digits.
*Key to change sign (+ / -).
*Easy to store numerical values ​​in memory.
*Keys for percents.
*With sliding lid.
*Double power supply: solar energy and battery.
*Dimensions 125x70x15mm.