Vinskepent Mechanical Switch Calculator Merchanical Calculator Ba...

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?Dual Power Supply?The cute electronic mechanical calculator is powered by both solar energy and 1*AAA battery (included). It can be used in areas with ample light without battery. Due to the change of light in daily life, it is recommended to use battery power at the same time.This simple calculator will automatically turn off after 10 minutes if without any operation. ?12 Digit Large LCD Display Screen?12 digits desk calculator is perfect for completing basic numerical calculations, and the large display screen makes it easier for you to read calculations. ?Big Mechanical Buttons?The desktop calculator has environmentally friendly large keys,offer comfortable touch with high sensitivity for a smooth performance, improving the overall user experience and precision of data entry. ?Multipurpose Use?This solar office calculator would be a perfect tool for quickly dealing with your daily calculation needs in various occasions, such as schools, offices, homes, business, and more. The basic calculator is also an ideal gift for students, teachers, friends, colleagues and more. ?Portable and Quality Assured?cute calculator is portable and small in size at 6.3x4.5 inches. It is very easy to carry. The small solar calculator is made of durable ABS for long-lasting use.