Scientific Calculators Math Calculator with 240 Multi-Functional Calculator 2 Lines LCD Display calculator for Teachers College _x000D_ _x000D_ _x000D_ Features: Comprehensive Functionality: The TY-290ES-D scientific calculator boasts 240 built-in functions, in including algebra, geometry, triangle, calculus and more. It also supports complex number, matrix, and vector calculations, catering to a wide range of scientific and engineering needs. Dual-line LCD Display: Equipped with a dual-line LCD display, this calculator allows you to view both the equation and the result at the same time, making it easier to check and correct calculations. The clear and easy-to-read screen ensures high detail visibility. Mathematical formulas, making complex calculations more intuitive. Dual Power Source: Operated by solar panel and 1*AAA battery, this calculator offers continuous operation in both indoor and outdoor environments. This dual power source design reduces the need for frequent battery replacements, making it an economical choice for long-term use. User-Friendly Design: This calculator features large, clear numeric keys and a protective cover with an anti-collision design. This thoughtful design ensures durability and ease of use, making it a reliable tool for frequent calculations. Versatile Use: Ideal for students, teachers, engineers, accountants, and more, this calculator can meet various calculation needs in mathematics, science, and engineering. Its compact size and comprehensive functionality make it a great gift for those in need of a scientific calculator. _x000D_ Specifications: _x000D_ Model: TY-290ES-D _x000D_ Screen: Dual Line display 10+2 digits _x000D_ Size: 160x85x19mm _x000D_ Weight:125g _x000D_ Package List: _x000D_ 1 x Calculator _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ Many Questions about Dropshipping Services Are As Follows: _x000D_ 1.How many orders can you handle per day? we are a large company in Shenzhen,China,with a large warehouse that can handle large orders everyday.We send out countless parcels everyday.We can guarantee the order you request. _x000D_ 2.How fast can you process orders? We will arrange shipment as soon as possible after you pay the order.Priority delivery for dropshipping order _x000D_ 3.Could you ship order without any receipts,invoices and promotional offer inside the package? Absolutely!No invoices,receipts,promotional offer if you leave notes on the order(if you want,we can provide.) _x000D_ 4.If you need other products? We can provide most products you need as much as possible1 _x000D_ If you have any other questions,please feel free to contact us. We are very grateful to cooperate with you. _x000D_ 5.We can support CSV/Excel File Dropshipping. _x000D_ 6.There is no limited stock to fulfill the orders on a daily basis _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_