Material: Plastic Size: 4.5*4cm / 1.76"*1.56" Color: As shown in the picture 1. Features realistic aircraft simulator sound effects with one-button activation for emergency alarm sounds, accurately recreating aviation emergency scenarios, ideal for flight enthusiasts. 2. Compact and portable design, lightweight and easy to carry. Serves as a practical keychain and a unique aviation-themed accessory, suitable for everyday use or collection. 3. Made from high-quality ABS material, durable and resistant to wear. Smooth finish with no burrs, detailed craftsmanship for a premium look and feel. 4. An excellent gift choice for pilots, aviation enthusiasts, or military fans, perfect for birthdays, holidays, or special occasions. Package includes: 1pc or 2pc keychain