Lksixu 4 in 1 Students Calculator, Standard Basic Calculator with Ruler Magnifier and Protractor, Solar Powered Electronic Pocket Calculator Multifunctional Stationery Back to School Supplies for Kids: Features: Material: Plastic;Size Details: 12.7cm x 4.3cm/5" x 1.69" (Approx.); This solar ruler calculator is mini and lightweight, which can be carried with you easily and conveniently. Very convenient, can save your time and improve work efficiency, convenient, practical, stylish, and cute,to bring surprises to the family. This solar ruler calculator also has the functions of magnifier, which is multifunctional and practical.This solar ruler calculator is suitable for student and school. Give your math- friend a unique gift that combines both scales and has a calculator with a large display for general purpose calculations. Product Description: Product name: Multifunctional ruler solar calculator Power Source：Solar Material：Plastic Package includes: 1x multifunctional ruler 【High Quality Materials】These standard function calculators are made of quality plastic material, allowing for a long period of use and almost no wear and tear, you can rest assured to use; Featuring reliable quality, light weight and proper size with reasonable configuration, the function desktop calculator is easy and comfortable to operate, and the press keys are durable to use 【Soft Buttons】This calculator’s responsive buttons will make the calculation process faster and smoother. Once pressed, the buttons quickly register and display the corresponding number on the screen. The big size of the buttons prevents you from hitting the wrong button. 【Multi-function】These large LCD display calculators clearly shows big numbers makes it easy to read, suitable for many occasions like business, office, home, school, financial project and so on, handy for carrying around with you anytime and anywhere 【Portability and Convenience】The compact size and lightweight design of our calculator make it extremely portable, allowing you to carry it anywhere with ease. Whether you're at home, in the office, or on the go, this calculator is always ready to assist with your calculations. 【Best Service】If any questions, please feel free to contact us, we have professional service team online to help you.