Description: Product: This is a quality E6B Aviation Flight Computer, ideal for both and civilian flight calculations. It's an essential tool for pilots, offering precised navigation and flight planning capabilities. Material: Made from sturdy pp and metal materials, this flight computer ensures long-lasting use and reliability even in the most demanding aviation environments. Size: With dimensions of 145*250mm, it's compact enough to fit in your flight bag or pocket but large enough to easily read and manipulate during flight operations. Packaging: Each package includes 1pcs Pilot Flight Computer Calculator, making it a gift for aspiring pilots or a practical addition to any professional pilot's toolkit. Versatility: Whether you're calculating vectors for civilian flights or performing complex computations, this versatile tool is designed to meet all your aviation calculation needs. Specification: Material: pp Size Chart: 145x250mm/5.71x9.84inch Package Includes: 1pieceFlight Computer Note: Please allow slightly errors 1-2cm differences due to manual measurement.