This is a real submarine, just smaller. It has a built-in small water tank. So, you can remotely control it, like driving a real submarine. Static Diving System, enable the submarine to float dive up to 0.6 meters depth. Single Drive Screw Propeller System, enable the submarine to move forward, backward, left, right.
1 x German Emden U16 Submarine.
( with Built-in Li-Poly battery 3.7V 180mAh ).
1 x 3 Channels Transmitter ( Use 1 x 6AA 1.5V batteries , not included ).
1 x Antenna for remote control.
1 x Charge Cable.
1 x User Manua .