NUOSWEK Desk Calculator is a versatile and reliable tool for all your basic calculation needs. With its mechanical design and large buttons, it offers a satisfying and tactile experience, making it a joy to use. The 12-digit large LCD display ensures clear visibility. Powered by both solar and battery (included), this calculator provides uninterrupted performance. Its compact size and sleek design make it an ideal choice for school, office, home, or business settings. Its sturdy construction guarantees long-lasting performance, making it a versatile and quality-assured multipurpose calculator. Enjoy the convenience of a reliable and user-friendly calculator that simplifies your computational tasks.