Two-way Power: Solar (works only when it is bright) and Battery (included,long battery life.).Automatic shut-down (8 minutes don't use), energy saving and environmental protection.Big LCD Display Screen:Displays up to 12 digits Extra-large LCD display., humanized 30-angle display design, We use the specially modulated pigment for the display screen which improves the clarity of the display screen greatly.Very Practical:The beautiful buttons and easy to read display make the calculator super child friendly. performs common math as well as various financial functions, perfect for both adults and students.Unique Design:The bottom of the calculator has a non-slip gasket, which is not easy to slip during operation. With a hard plastic body the Calculator is built with everyday use in mind.Good sense of touch, ABS plastic material, light weight. Reasonable configuration and comfortable operation.To ensure that the human body does not feel tired during long-term use.Color Name:PinkAre you tired of using your brain to calculate numbers? And Do you think it's very inconvenient to use a phone or computer for calculation? The basic calculator is one of the necessary tools in people's daily work and life. In order to meet people's needs, it is necessary to choose a powerful calculator. The desktop calculator will meet all your needs for a calculator. Basic Desktop Calculator is a very robust calculator so it can be used in all types of areas. Due to it's size it tends not to get lost and sits on a desk or can be carried around with users. The calculator is solid but is not heavy. We would recommend it to anyone looking for a general household or office calculator as it is stylish, simple and reliable. 12-digit Angled Display with Non-slipCalculator has a clear 12-digit angled display, with four non-slip feet which stops it moving about when being used. The display shows the figures in black against a pale grey screen. The screen slopes upwards towards users which makes it very clear and easy to read. Solar & Battery Dual Power SourceThe Basic Calculator works on solar power and has a 1.5v battery (AAA included) as a battery back up. Main FunctionsThe calculator performs the major basic functions including addition (extra large key), subtraction, multiplication and division & percentage. The MU (Mark Up) key makes it very easy to calculate profit % margins. Large KeyboardsThe keys of Basic Calculator are large and because of their size it is not easy to hit the wrong key by accident. For the CrowdCalculator is suitable for any businessman, worker, teacher, student or anybody that needs make any sort of calculation from time to time. Perfect for office, school or home use. Package Includes1* Basic Calculator 1* Manual