Calculator Features: Calculator 2 Digit Desktop Basic Calculator Dual Power With Large LCD Display Color School Office Electronic Calculator | Calculator (Green) Feature: Color: Green Dual Power: Solar (only works when it's bright) and Battery (included, long battery life). Automatic shutdown (8 minutes of inactivity), energy saving and environmental protection. Very Practical: The beautiful buttons and easy-to-read display make the calculator super user-friendly. performs common math as well as various financial functions, perfect for both adults and students. Large LCD Display Screen: Displays up to 12 digits Extra large LCD display, humanized 30-degree display design, We use the specially modulated pigment for the display screen that significantly improves the clarity of the screen. High Quality: Percussion keyboard ergonomic design, clear sound, after 100,000 times of pressing test, not easy to bind. Unique Design: The bottom of the calculator has a non-slip gasket, which is not easy to slide during operation. With a hard plastic body, the calculator is built with everyday use in mind. Good touch feeling, ABS plastic material, lightweight. Reasonable configuration and convenient use. Package includes: 1X Calculator (1*AA Battery not included)