knilpom Mini RC Submarine Toy, Waterproof Remote Control Underwater Diving Boat for Fish Tank, Electric Water Toy for Kids Birthday Gift

["Mini RC Submarine Toy with Realistic Underwater Diving Function, can dive, float upward, move forward, backward, turn left & right, and perform 360° rotations, simulating real submarine navigation for immersive playing experience.","Equipped with built-in 3.7V rechargeable battery and USB charging cable for convenient charging, with a working time of 15-20 minutes and a remote control distance up to 3 meters indoors, bringing long hours of fun.","Adopts 3 independent motors to control the static diving system, propeller and rudder respectively, with a maximum speed of 0.1m/s and diving depth up to 0.5 meters, ensuring stable and flexible movement.","Compact size design (approx. 15 x 6.8 x 4.5 cm), bright colors and waterproof structure, ideal for playing in fish tanks, bathtubs and other indoor water scenes, great for improving kids' coordination and concentration.","Perfect birthday gift and holiday present for children, easy to operate and fun to play. Note: Designed for indoor use only, not suitable for swimming pools, rivers or lakes, please keep the remote control away from water."]