Product Name: Aircraft Carrier Toy. Product Material: Alloy, Plastic, Electronic Components. Recommended Age: Over 3 Years Old. Size: Submarine Black: 20x4x6.5cm / 7.87x1.57x2.56 inches. Submarine Grey: 20x4x6.5cm / 7.87x1.57x2.56 inches. Guided Missile Frigate: 18x3.5x7cm / 7.09x1.38x2.76 inches. Helicopter Destroyer: 18.5x4x6cm / 7.28x1.57x2.36 inches. Aircraft Carrier: 21.5x7.5x7cm / 8.46x2.95x2.76 inches. Maintenance Method: This product contains electronic components. Do not submerge in water or use in a humid environment. Wipe dirt with a dry cloth. Realistic Design And Detail Presentation: Simulated submarine models with reproduced design details, exquisite turrets and a striking lighthouse on the bow for an immersive marine adventure experience. Interactive Effect: Sound and light effects add fun and a sense of reality during play. Pull Back Wheel Design: The innovative pull back mechanism allows the model to be pushed forward, simulating flexible navigation in water and adding interactive fun. Delicate Size Easy To Carry: Compact and easy for children to handle or carry, making it a suitable playmate for family gatherings or outdoor play. Educational Significance And Collection Value: This submarine toy model is suitable for play and has educational value, helping children learn the basic structure and operation principles of submarines. Its design and realistic details also make it a collectible toy.