Feature: 1. Through radio remote controller, it can forward, backward, submerged, floated to the surface and rotate in all directions. 2. Submarines can also be used as home furnishings when not playing. The product has high added value and is a professional submarine model with unique collection and ornamental value. 3. Exercise your kid\u0027s mental ability, physical coordination and exercise children\u0027s hand-eye coordination. 4. Waterproof design to prevent water from entering the hull. When the mini RC submarine touches water, it will start normally, when it leaves water, it loses power. 5. Powerful, exquisite workmanship. DIY RC submarine, the best gift for kids. Specification: Features: Through radio remote controller, it can forward, backward, submerged, floated to the surface and rotate in all directions. Submarines can also be used as home furnishings when not playing. The product has high added value and is a professional submarine model with unique collection and ornamental value. Exercise your kid's mental ability, physical coordination and exercise children's hand-eye coordination. Waterproof design to prevent water from entering the hull. When the mini RC submarine touches water, it will start normally, when it leaves water, it loses power. Powerful, exquisite workmanship. DIY RC submarine, the best gift for kids. Specifications: Item: RC Submarine Material: ABS Frequency: 40MHz Battery: 1* 9V Battery(not Included) Remote Control Distance: About 8 Meters Remote Control Battery: 4*AA Battery(not Included) Package Information: Package Size: 36*10**25cm Package Weight: 892g General Box Package Packing List: 1* RC Submarine 1* Remote Controller 2* Torpedoes 1* Trestle 4* Counterweight Piece 1* User Manual Package List: 1* RC Submarine 1* Remote Controller 2* Torpedoes 1* Trestle 4* Counterweight Piece 1* User Manual