The Sharp ELSI MATE EL-326S Solar Cell Calculator is a vintage electronic device from the well-known brand Sharp. This solar-powered calculator is designed for use in a variety of consumer electronics applications. It offers a compact and portable design, making it ideal for on-the-go calculations. With its retro design and functionality, the Sharp ELSI MATE EL-326S calculator is a unique piece of vintage electronics that is perfect for collectors or those looking for a reliable solar-powered calculator for everyday use.