Mr. Pen mechanical switch calculator is equipped with 12 digits, making it ideal for handling calculations with precision and ease.
It features a large LCD display that provides clear and easy-to-read numbers, ensuring accurate inputs and outputs at a glance.
Designed with mechanical switches and round, colorful keys, this calculator offers a satisfying tactile feel and an eye-catching aesthetic.
Perfect for both professionals and students, it's lightweight and portable, making it suitable for use at home, school, or the office.
Operating on just one AAA battery (not included), this calculator is designed with an automatic shutdown feature that activates after 10 minutes of inactivity, conserving battery life and ensuring longevity.