The Sencor SEC 350 is a reliable desktop calculator that is ideal for use in the office or at home. It offers the basic calculation functions necessary for everyday calculations, including the four basic arithmetic operations and percentage calculations. This device features dual power supply, utilizing both batteries and solar energy, allowing for flexible use under various lighting conditions. The calculator is designed in a simple black color, giving it a professional and timeless appearance. With a total of four functions, the SEC 350 is easy to use and is suitable for both students and professionals seeking a practical solution for their calculation needs. Its compact design also makes it an ideal companion for on-the-go use or for placement on a desk.