The Sharp Handheld Simple Calculator SHRELS25BBL features an extra large 14.0 mm, 10-digit liquid crystal display (LCD). It offers a multiplication table quiz function and flash card function, making it a versatile tool for learning and calculations. The drill functions include addition, subtraction, multiplication, and division, along with additional functions such as sign change, square root, pi, and percent. This calculator is powered by both solar and battery, ensuring reliability in various lighting conditions.