Features a cute design, bright colors, and a miniature size, making it suitable for indoor and outdoor play. The high-performance motor provides strong power for the submarine. A water-cooling system cools the running motor, reducing motor loss and extending its lifespan. Dual propellers increase reliability and stability during operation. Safety feature: The vessel cannot operate when out of the water, preventing accidental injuries. Features: Cute design, bright colors, and miniature size for indoor/outdoor play. High-performance motor for strong power. Water-cooling system for motor longevity. Dual propellers for enhanced reliability and stability. Safety mechanism prevents operation out of water. 2.4GHz frequency for longer RC distance and precise control. Steerable rudder allows for smooth movement on water. Specifications: Material: Plastic Size: Approx. 14 x 5 x 3.5cm / 5.5 x 2 x 1.4 inches Weight: 212g Frequency: 2.4GHz Ship Battery: 2.4V, 80mAh Lithium Battery (included) Charging Time: 15 minutes Remote Control Battery: 4 * AA batteries (not included) Remote Control Range: 6 -10m / 19.7 - 32.8ft Play Time: 7 minutes Channels: 4 Suitable Age: 8+ years Type: RC Model Vehicle Function: Forward, Backward, Turn Left, Turn Right Package Includes: 1 x RC Ship 1 x Remote Control 1 x Manual