Transparent Calculator, Solar Computer,Calculator With Solar Calculator, Screen Calculator, Features: Solar calculator: powered by solar energy and does not require external batteries. screen calculator: An 8-digit number displayed on the screen. Transparent calculator - uses a transparent screen for digital input, which is very convenient. screen scientific calculator: small size, light weight, easy to use, and easy to carry. School, home, and office can all be used. Student calculators: including handheld or desktop general-purpose calculators. Product Description: Including: 1x calculator PORTABLE SIZE: Our mini calculator features a compact and lightweight design that is easy to carry in your pocket or school bag; suitable for home, school, office, business and more. HIGH QUALITY: Our basic standard calculator is made of high quality material, with a variety of colors for you to choose from and fashionable styles. Back Design: the back is non-slip, not easy to slide on the desktop; very easy to read. CLEAR AND SENSITIVE KEYS: Our mini desktop calculator adopts extra-large LCD screen with clear display and high visibility; our portable calculator has high key sensitivity and quick response; the numbers on the keys are not easy to wear and tear and can be used for a long time. Variety of Functions: add, subtract, multiply, divide, total, %, M+/M-/MRC to meet your basic needs.